REVIEWS
Daqian World Commodity Store Water Activity Meter of 2026
By Daqian World Commodity Store Editor • 2026-09-20
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Daqian World Commodity Store Water Activity Meter
of September 2026
1
Best ChoiceAMTAST
AMTAST Water Activity Meter Smart Food Water Activity Tester for Food Jerky Dried Fruit Grain Vegetable, AW Monitor Water Activity Testing with USB Data Cable & Software WA-60AS
9.9
Exceptional
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2
Best ValueAMTAST
AMTAST Water Activity Meter with Bluetooth Function for PC Smart Food Water Activity Meter WA-60AB
9.8
Exceptional
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3
VTSYIQI
VTSYIQI Smart Water Activity Meter Analyzer Monitor Real Time Print Function With Water Activity Range 0 to 1.000aw Water activity 0.015aw
9.7
Exceptional
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4
General Tools
General Tools Digital Moisture Meter MMD7NP - Humidity Sensor- Pinless and Non-Invasive
9.6
Exceptional
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5
General Tools
General Tools MMD4E Digital Moisture Meter, Water Leak Detector, Moisture Tester, Pin Type, Backlit LCD Display With Audible and Visual High-Medium-Low Moisture Content Alerts, Grays
9.5
Excellent
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6
Protimeter
Protimeter BLD5365 Surveymaster Dual-Function Moisture Meter
9.4
Excellent
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7
AMTAST
AMTAST Water Activity Meter Smart Food Water Activity Tester for Food Jerky Dried Fruit Grain Vegetable AW Monitor
9.3
Excellent
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8
Anton Paar
EasyDens by Anton Paar - Smart Hydrometer - Digital Density Meter Extract Content, Sugar Content and Alcohol Content - Plato, Specific Gravity (SG), BABO, Baum, Brix, g/L, KMW, Oechsle, ABV, Proof
9.2
Excellent
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9
GOYOJO
Water Activity Meter Smart Food Water Activity Tester for Jerky Dried Fruit Grain Vegetable Aw Moisture Mete Tools Adopt Non conductive Humidity Sensor, 0-1.0AW 0.02AW Water Activity Analyzer Monitor
9.1
Excellent
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10
Aero-Gro
AERO-GRO Digital 5-in-1 Meter: 5 Functions: pH, TDS, EC, Salinity%, Salinity ppm, and Temp, IP67 Waterproof, Pen-Type Tester for Hydroponics, Water, Wine, Spas, Aquariums
9
Excellent
View on Amazon
11
Diivoo
Diivoo Water Flow Meter with 180 Removable Panel, 4 Measure Modes, 5% High Accuracy and IP54, Measure Gallon/Liter Consumption and Flow Rate for Outdoor Garden Hose Watering, RV Water Tank Filling
8.9
Very Good
View on Amazon
12
Klein Tools
Klein Tools ET140 Pinless Moisture Meter for Non-Destructive Moisture Detection in Drywall, Wood, and Masonry; Detects up to 3/4-Inch Below Surface
8.8
Very Good
View on Amazon
13
Craft911
Professional Water Tester for Drinking Water - Accurate TDS Meter Digital Water Tester (0-9999 ppm) - 1 Sec Instant Read
8.7
Very Good
View on Amazon
14
Wintact
Wintact Pocket Wood Moisture Meter, Pin Type Water Leak Detector, Digital Moisture Tester for Lumber, Firewood, Walls, Drywall, Paper, Brick, Concrete Building Material Black
8.6
Very Good
View on Amazon
15
Diivoo
Diivoo WiFi Water Flow Meter, Smart Flow Meter for Garden Hose with Usage Warning, 5 High Accuracy and IP55 Waterproof, Measure Gallon/Liter Consumption for RV Water Tank Filling, Lawn Sprinkler 2PK
8.5
Good
View on Amazon
16
Calculated Industries
Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter Detects Hidden Leaks and Moisture | Combo Non-invasive Pad + Pin Sensors | for Restoration Contractors, Woodworkers, DIYs
8.4
Good
View on Amazon
17
HFBTE
HFBTE Water Activity Tester Monitor Smart Food Water Activity Meter with Stainless Steel Sensor for Testing Food Jerky Dried Fruit Grain Vegetable
8.3
Good
View on Amazon
18
VTSYIQI
VTSYIQI Water Activity Meter Food AW Tester Monitor Water Analyzer for Grain Fruits Vegetables Breads Biscuits Cakes Puffed Food 6 bit Backlight Digital Display
8.2
Good
View on Amazon
19
VTSYIQI
VTSYIQI Water Activity Meter Smart Food Water Activity Meter For Food Water Activity Meters Monitor With Range 0 to 1.0AW Accuracy 0.02aw LCD Digital Display
8.1
Good
View on Amazon
Click here to learn more about these products.
AMTAST Water Activity Meter Smart Food Water Activity Tester for Food Jerky Dried Fruit Grain Vegetable, AW Monitor Water Activity Testing with USB Data Cable & Software WA-60AS
AMTAST Water Activity Meter is often used to measure the dryness enduring ability of the microorganisms. By measuring the water activity of food and selecting reasonable packing and storage methods, the use of preservatives can be reduced and the shelf life of food, grain and fruits and vegetables can be judged.. This is a real portable water activity meter lighter than a mobile phone and with precision of 0.02 aw, easy to measure water activity anytime and anywhere. Easy reading, water activity and temperature of the samples displayed together.. Fast testing, measures the water activity in 5 minutes. Sensors and readings are integrated. Put the samples in sample boxes and meters are placed on them until the data are stable.. With Cable and software for PC. Use USB data output to connect with PC. Provide Bluetooth data output for choice. Please note This meter is calibrated by factory, users do not need to calibrate again, just input samples and test which is very simple.. If you want to verify the accurate, you can make the standard salt solution by the following steps 1. 100g pure NaCl, add into 200g hot distilled water, stir it. Then wait till to room temperature. 2. Keep the solution into a brown bottle for one week in room temperature. 3. In room temperature 25C 77F, make sure the meter, solution, room temperature all same temperature. The solution AW value should be 0.730.77.
AMTAST Water Activity Meter with Bluetooth Function for PC Smart Food Water Activity Meter WA-60AB
This is a real portable water activity meter lighter than a mobile phone and with precision of 0.02 aw, easy to measure water activity anytime and anywhere. Easy reading, water activity and temperature of the samples displayed together.. Bluetooth Function. Provide Bluetooth Data Adapter with Software for PC connection. With Optional Choice USB Data Cable with Software. Search ASIN B0858YQGWT to learn more details.. Fast testing, measures the water activity in 5 minutes. Sensors and readings are integrated. Put the samples in sample boxes and meters are placed on them until the data are stable.. Please note This meter is calibrated by factory, users do not need to calibrate again, just input samples and test which is very simple.. If you want to verify the accurate, you can make the standard salt solution by the following steps 1. 100g pure NaCl, add into 200g hot distilled water, stir it. Then wait till to room temperature. 2. Keep the solution into a brown bottle for one week in room temperature. 3. In room temperature 25C 77F, make sure the meter, solution, room temperature all same temperature. The solution AW value should be 0.730.77.
VTSYIQI Smart Water Activity Meter Analyzer Monitor Real Time Print Function With Water Activity Range 0 to 1.000aw Water activity 0.015aw
Work environment Temperature -1050 Relative humidity 095RH. Measurement range Temperature -1050 Water activity 01.000aw. Measurement accuracyTemperature 0.3 Water activity 0.015aw235. Repeatability 0.008aw ,Resolution Water activity 0.001aw Temperature 0.1. Print functiona.Print at the end of the measurement b.Real-time print.
General Tools Digital Moisture Meter MMD7NP - Humidity Sensor- Pinless and Non-Invasive
WOOD MOISTURE METER Prevent water and moisture build-up with our humidity reader. It can quickly determine what level of remediation is needed to keep your family safe. High levels of dampness that go untreated can cause hazardous living conditions.. PROTECT YOUR WORK SURFACE This tool has no pins, so it won't mar, scratch, or damage walls. It features auto-calibrating, a 2 diagonal backlit LCD screen, a 3-color LED bar graph, a hold button, and an audible alert for fast and accurate detection.. DEEP READER It can read the levels up to 34 19mm deep into the surface with a broad measurement range of 0 to 53 for softwood, 0 to 35 for hardwood, and relative readings for wallboard, drywall, and masonry.. MOLD DETECTOR Early prevention is vital when stopping mold formation. Check and test suspicious water stains around the house to determine if the area is wet or has already dried. It includes an out-of-range alarm and a low 9V battery alert.. GENERAL TOOLS We have been a recognized leader in the innovation, design, and development of specialized precision tools for many years. We encourage craftspeople, artisans, and DIYers to work smarter, measure better, and increase productivity..
General Tools MMD4E Digital Moisture Meter, Water Leak Detector, Moisture Tester, Pin Type, Backlit LCD Display With Audible and Visual High-Medium-Low Moisture Content Alerts, Grays
HUMIDITY SENSOR Our handy meter tool can quickly determine what level of remediation is needed to keep your family safe from black mold. High levels of dampness that go untreated are the leading cause of harmful fungus growth in the home.. WATER LEAK DETECTOR Finding the moisture content in your wood or drywall is the first step in early prevention. Continuously check and test suspicious water stains around the house so you can determine whether the area is wet or has already dried.. MOISTURE READER The mold test features large 0.3 high digits in a backlit LCD for quick and easy detecting. Our mildew scanner includes extra 8mm stainless steel pins, a protective cap that doubles as a calibration checker, and a 9V battery. Low, medium and high moisture tones and on-screen icons, Reading HOLD button. MOLD TESTER For an accurate test read, stick the stainless steel pins into the surface of what you're measuring. The gauge has a broad range of 5 - 50 for wood and 1.5 - 33 for building materials such as concrete and drywall.. GENERAL TOOLS We're a recognized leader in designing and developing specialized precision tools dedicated to delivering exceptional customer service. We encourage artisans and DIYers to work smarter, measure better, and repair more productively..
Protimeter BLD5365 Surveymaster Dual-Function Moisture Meter
Two modes of operation - search pin-less and measure pin-type. Rugged construction with large backlit display. Pin moisture measurement. Non-invasive measurement up to 20mm below the surface. Wide range of accessory plugins with industry leading 2-year warranty.
AMTAST Water Activity Meter Smart Food Water Activity Tester for Food Jerky Dried Fruit Grain Vegetable AW Monitor
The Water Activity mainly reflects the amount of free water in the state of food balance, the stability of food and the possibility of microbial reproduction, and the chemical, enzyme and physical changes that can cause the change of food quality.. It is often used to measure the dryness enduring ability of the microorganisms. By measuring the water activity of food and selecting reasonable packing and storage methods, the use of preservatives can be reduced and the shelf life of food, grain and fruits and vegetables can be judged.. This is a real portable water activity meter, with a weight of only 100 grams, lighter than a mobile phone, and a precision of 0.02 aw, easy to measure water activity anytime and anywhere. Easy reading, water activity and temperature of the samples displayed together. Use USB data output to connect with PC. Provide Bluetooth data output choice.. Fast testing, measures the water activity in 5 minutes. Sensors and readings are integrated. Put the samples in sample boxes and meters are placed on them until the data are stable. Please note This meter is calibrated by factory, users do not need to calibrate again, just input samples and test which is very simple.. If you want to verify the accurate, you can make the standard salt solution by the following steps 1. 100g pure NaCl, add into 200g hot distilled water, stir it. Then wait till to room temperature. 2. Keep the solution into a brown bottle for one week in room temperature. 3. In room temperature 25C 77F, make sure the meter, solution, room temperature all same temperature. The solution AW value should be 0.730.77.
EasyDens by Anton Paar - Smart Hydrometer - Digital Density Meter Extract Content, Sugar Content and Alcohol Content - Plato, Specific Gravity (SG), BABO, Baum, Brix, g/L, KMW, Oechsle, ABV, Proof
EasyDens is a smart digital density and gravity meter. EasyDens for Beer Specific Gravity SG, Plato, Est. ABV. EasyDens for Wine Brix, Baum, Babo, KMW, Sugar concentration gL. EasyDens for Spirits ABV vv, ABW ww, Proof UK, Proof US. Free mobile app for iOS Android included.
Water Activity Meter Smart Food Water Activity Tester for Jerky Dried Fruit Grain Vegetable Aw Moisture Mete Tools Adopt Non conductive Humidity Sensor, 0-1.0AW 0.02AW Water Activity Analyzer Monitor
Experience Unmatched Precision -- The GY1 Moisture Meter ensures high-precision measurements with an impressive accuracy of 0.02 aw. Count on its reliability and accuracy for critical data in the agricultural, food, and research industries. Make informed decisions confidently with this top-notch measurement capability. Your On-The-Go Water Activity Solution -- Take the GY1 Food Grade Moisture Meter with you wherever you go Its truly portable design, lightweight and compact, allows you to measure water activity anytime, anywhere. Stay efficient and practical in your operations with this hassle-free, handy instrument. Crystal-Clear Readings Every Time -- The GY1 Grain Moisture Tester presents data with utmost clarity. The easy-to-read display backlight lcd shows humidity aw and sample temperature together, providing a clear picture of your measurements. Say goodbye to guesswork and hello to precise results with this user-friendly feature. Save Time with Swift Testing -- Don't waste valuable minutes waiting for results. The GY1 Water Activity Meter delivers fast testing, completing measurements in just 5 minutes. Stay productive and streamline your processes with this efficient and time-saving instrument. Data at Your Fingertips -- Connect and share data effortlessly with the GY1 Water Activity Meter. Choose from multiple output options, including USB data cable for seamless PC communication or the convenience of Bluetooth data transfer. Keep your workflow smooth and data accessible.
AERO-GRO Digital 5-in-1 Meter: 5 Functions: pH, TDS, EC, Salinity%, Salinity ppm, and Temp, IP67 Waterproof, Pen-Type Tester for Hydroponics, Water, Wine, Spas, Aquariums
5-in-1 pH METER - Meter has a five-in-one function, which can measure PH, TDS, EC Electrical Conductivity, Salinity , Salinity ppm, and Temperature - with high precision every time. All-round measurement of water quality to ensure consistent results.. Accurate pH Tester - Featuring a solid glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. The pH meter uses a 3-point calibration for maximum accuracy, and includes extra calibration powder.. TDS Measurement - Fast and accurate TDS PPM testing for hydroponics or anywhere TDS is critical. The TDS Range is 010,000ppm. Accuracy is 2.. EC Measurement - Measure Electrical Conductivity of either fresh or salt water.. Saline and Saline ppm Measurement - Conveniently and easily keep track of saline levels by either percentage or ppm. Great for aquarium, saltwater pools, saltwater spas or anywhere salt levels are critical.. Temperature Compensation - The pH meter auto-calibrates to the sample liquid temperature, which guarantees accuracy regardless of temperature.. Numerous Applications - This meter can measure TDS, EC, and pH in fresh water situations, and can measure Salinity and Salinity ppm in saltwater situations, such as saltwater pools, spas and aquariums. It can also be used to measure drinking water, RO System, spa, soap mixtures, food, wine, beer or any other liquids.. Compact and Waterproof - IP67 waterproof means you can use it without any fear of it getting wet. The pocket-sized meter slips easily into your pocket and includes a storage case.. USA Customer Support - Aero-Gro is a family-owned business located in Allentown, Pennsylvania. We proudly stand behind every product we sell and provide a growing library of how-to videos and other valuable resources on the aero-gro website..
Diivoo Water Flow Meter with 180 Removable Panel, 4 Measure Modes, 5% High Accuracy and IP54, Measure Gallon/Liter Consumption and Flow Rate for Outdoor Garden Hose Watering, RV Water Tank Filling
With a detachable 180 LCD screen and one-touch control buttons, reading measurements has never been easier with the Diivoo water flow meter. It easily connects to a garden hose or hose nozzle with standard 34-inch hose threads, eliminating the need for additional adapters. 4 Measurement Modes Freely change from Real-time flow rate, Real-time water volume, Average daily water flow, and Total flow to suit your needs. Measure up to a maximum of 99999L so that you can accurately monitor high-volume water consumption without any limitations. Press and hold button in auto mode to toggle units gallons to liters. Press and hold the button for 10 seconds in Totalize mode to perform manual calibration. In other modes press and hold the button to reset the data. The LCD will automatically hibernate if there is no operationwater flow for 1 minute. Built-in Hall sensor and IC chipset for more accurate measurement and more precise calculation. Measurement error is less than 5. With an IP54 rating, our Water Flow Meter is resistant to dust and splashes of water, ensuring durability and longevity even in challenging environments. Take control of calibration with manual calibration support. Fine-tune the meter's accuracy based on your specific requirements for utmost precision. Designed with a compact form factor, our Water Flow Meter is space-saving and easy to install in any setting. By using our Water Flow Meter, not only will you have better control over your water usage but also contribute towards a greener environment by promoting efficient water management practices. Join us in saving water for a sustainable future.
Klein Tools ET140 Pinless Moisture Meter for Non-Destructive Moisture Detection in Drywall, Wood, and Masonry; Detects up to 3/4-Inch Below Surface
WATER LEAK DETECTOR detects moisture content from leaks and flooding. PINLESS MOISTURE METER measures moisture content in building materials. NONDESRUCTIVE DETECTION up to 34-Inch deep using Electromagnetic field EMF technology. USE ON DRYWALL, MASONRY, HARDWOOD, AND SOFTWOOD calibrated for these materials only. REVERSE-CONTRAST DISPLAY for easy viewing of reading and nine LED bars to indicate moisture range. FULL FEATURE TOOL includes hold, low battery, and auto-power off functions. COMPLETE MOISTURE METER KIT includes meter with 2m drop protection, 9V battery, and instruction manual.
Professional Water Tester for Drinking Water - Accurate TDS Meter Digital Water Tester (0-9999 ppm) - 1 Sec Instant Read
Reliable Water Tester Equipped with a premium quality titanium alloy probe. Water testing kits for drinking water, TDS meter, water tester for drinking water, TDS meter digital water tester.. 4-in-1 Multifunctional Water Tester You water quality tester measures Total Dissolved Solids TDS, Electrical Conductivity EC, and temperature CF, providing a comprehensive water quality test. Perfect for use as a water tester for drinking water.. Easy-to-Read Backlit LCD Display Features a large backlit screen for clear readings, even in low light conditions. The auto-lock function holds the reading for ease of use, making it an excellent tds water tester.. Instant Result Ultra fast 1 sec reading. Customer Satisfaction Guaranteed Includes a 3-year warranty and a 90-day money-back guarantee for complete peace of mind with your purchase. Trust our total dissolved solids meter for all your water quality testing needs..
Wintact Pocket Wood Moisture Meter, Pin Type Water Leak Detector, Digital Moisture Tester for Lumber, Firewood, Walls, Drywall, Paper, Brick, Concrete Building Material Black
Fast Accurate The moisture meter measuring the moisture content in wooden materials between a range of 6 to 70 maximum, and building material measuring ranges of 0 to 15.2 maximum, you can get accurate up to 2 0.10 resolution readings in 0.5 seconds. Two Measuring Mode You can be easily changed the range from 1 to 7 1-4 range wood, 5-7 range building material to get the most accurate results. Multi-Functional Temperature display, switch, LCD backlit display, One key freezes readings, Low battery indicator, ManualAuto-off. Versatile Uses Widely used for measuring firewood and Building Material, Lumber, Paper, Bamboo, Concrete, Gypsum, Lime, Brick, and any other wood. What You Get 1x Digital moisture meter, 2x AAA 1.5V Batterys, 1x Operation Manual, and 12 months warranty, and a friendly 247 professional customer service team.
Diivoo WiFi Water Flow Meter, Smart Flow Meter for Garden Hose with Usage Warning, 5 High Accuracy and IP55 Waterproof, Measure Gallon/Liter Consumption for RV Water Tank Filling, Lawn Sprinkler 2PK
Intelligent Remote Monitoring DIIVOO smart flow meter uses RFID radio frequency identification protocol, with longer connection distance 60 meters, more stable connection, and stronger signal, so you don't have to worry about signal interruption issues during use. You can remotely monitor your home water usage anytime and anywhere. Excessive Water Usage Alarm Set time and water volume alerts in the APP, effectively avoiding water resource waste. With the smart flow meter, you can easily set water volume alarms, and once the water volume exceeds the set value, the system will automatically issue an alarm, reminding you to pay attention to water conservation. Multi-Functional APP Interface Through the APP, you can check the real-time flow rate, current water consumption, cumulative water consumption, and historical water consumption, making you fully aware of the water usage. In addition, you can view specific data such as hours, days, and months. The APP will present these data in the form of charts, easily helping you understand your water usage habits and optimize water efficiency. High-Precision Measurement Using a special turbine design, it is equipped with Hall sensors and IC chip groups, which are more accurate and precise in measurement, with a measurement error of less than 5. After long-term use, you can manually calibrate to further improve the accuracy of the measurement. Wide-Range Measurement Measure up to a maximum of 99999L so that you can accurately monitor high-volume water consumption without any limitations. Equipped with a large LCD screen display, allowing users to easily view real-time data at a glance.
Calculated Industries 7445 AccuMASTER Duo Pro Pin & Pinless Moisture Meter Detects Hidden Leaks and Moisture | Combo Non-invasive Pad + Pin Sensors | for Restoration Contractors, Woodworkers, DIYs
ESTIMATE MOISTURE CONTENT QUICKLY AND EASILY detector offers ideal dual functions of pin and pinless sensors in one. Use the pinless pad as a quick ranging feature to scan a large area for suspect areas without leaving holes. Then, switch to pins to quantify moisture level at various depths. PERFECT FOR HOME INSPECTIONS Use the pad for quick non-invasive pinless scanning to find locations with higher than average moisture behind a wall or under a floor. CAUTION Powerful pinless pad sensor measures to but can be influenced by materials up to 2 inches below subject material e.g., metal screws, nails, workbench supports, etc. Keep fingers clear of pad scanning area. Use pad to detect variations from normal and use pins to quantify it.. CHECK LUMBER AND HARDWOOD BEFORE BUILDING AND WOODWORKING Use the pins to know the moisture content of your wood to make sure youre not using damp, moist wood on your projects to avoid cracks, splits, warping. Ensure wood flooring has acclimated before installing. EASY TO USE Large easy-to-read backlit display. Sturdy, hand-friendly tester body feels solid when pressing replaceable pins into materials. Hold key freezes reading. Test lumber or porous building materials drywall, carpet, brick, concrete and plaster.
HFBTE Water Activity Tester Monitor Smart Food Water Activity Meter with Stainless Steel Sensor for Testing Food Jerky Dried Fruit Grain Vegetable
1Stainless steel sensor,make measurement results more accurate. After the measurement is over, it is more convenient to clean and save.. 2This is a real portable water activity meter lighter than a mobile phone and with precision of 0.02 aw, easy to measure water activity anytime and anywhere. Easy reading, water activity and temperature of the samples displayed together.. 3Fast testing, measures the water activity in 5 minutes. Sensors and readings are integrated. Put the samples in sample boxes and meters are placed on them until the data are stable.. 4Water Activity Meter is often used to measure the dryness enduring ability of the microorganisms. By measuring the water activity of food and selecting reasonable packing and storage methods, the use of preservatives can be reduced and the shelf life of food, grain and fruits and vegetables can be judged.. 5If you want to verify the accurate, you can make the standard salt solution by the following steps 1. 100g pure NaCl, add into 200g hot distilled water, stir it. Then wait till to room temperature. 2. Keep the solution into a brown bottle for one week in room temperature. 3. In room temperature 25C 77F, make sure the meter, solution, room temperature all same temperature. The solution AW value should be 0.730.77..
VTSYIQI Water Activity Meter Food AW Tester Monitor Water Analyzer for Grain Fruits Vegetables Breads Biscuits Cakes Puffed Food 6 bit Backlight Digital Display
Product Description-----The activity meter can measure bread, biscuits, cakes, puffed foods, snack foods, dehydrated foods, dried fruits, meat clams, preserved fruits, etc. It mainly reflects the amount of free water in the state of food balance, the stability of food and the possibility of microbial reproduction, and the chemical, enzyme and physical changes that can cause the change of food quality. It is often used to measure the dryness enduring ability of the microorganisms .. Technical Parameters-----Display 6 bit backlight LCD digital display, 3 bit humidity aw, 3 bit temperature display Range 01.0aw Resolution 0.01aw Accuracy 0.02aw Non conductive humidity Sampling Time 5 Minutes Operating condition Temp 050C 32122F Humidity 95RH Power supply 2x1.5V AAA Um-4 Battery Size 135x70x44mm Weight 100g Not including batteries Standard Accessories Main Unit Sample Plate Carrying Case Operation Manual .. Measuring Procedure------4.1 Press the power key to switch on the power and the gauge enters the auto mode which can automatically test the water activity. 4.2 Put the samples into the sample plate, and then cover the of the gauge onto the sample plate. Lay aside for about 5 minutes, when the reading gets stable, the water activity can be obtained. 4.3 After testing, press and hold the power key for about 3 seconds to turn off the gauge. Clean the sample plate for next use .. READING CORRECTION------When it is necessary to correct the reading value, press and hold the Power Key for about 7 seconds. Then release the key when the signal Cor, comes out on the display. There will be a decimal number with two places, which is the correction value. Then open the battery cover on the back, there are 2 small hole below the battery slot. Use a small hard bar such as screwdriver to slightly touch the key inside, the correction value will be increased or decreased .. Product Feature-----The WA-160A can be used to measure the water activity of foods. No matter when and where you need to measure water activity, WA-160A water activity meter is your unique choice. This is a real portable water activity meter, with a weight of only 100 grams, lighter than a mobile phone, and a precision of 0.02 aw, easy to measure water activity anytime and anywhere ..
VTSYIQI Water Activity Meter Smart Food Water Activity Meter For Food Water Activity Meters Monitor With Range 0 to 1.0AW Accuracy 0.02aw LCD Digital Display
Product Description-----The activity meter can measure bread, biscuits, cakes, puffed foods, snack foods, dehydrated foods, dried fruits, meat clams, preserved fruits, etc. It mainly reflects the amount of free water in the state of food balance, the stability of food and the possibility of microbial reproduction, and the chemical, enzyme and physical changes that can cause the change of food quality. It is often used to measure the dryness enduring ability of the microorganisms .. Technical Parameters-----Display 6 bit backlight LCD digital display, 3 bit humidity aw, 3 bit temperature display Range 01.0aw Resolution 0.01aw Accuracy 0.02aw Non conductive humidity Sampling Time 5 Minutes Operating condition Temp 050C 32122F Humidity 95RH Power supply 2x1.5V AAA Um-4 Battery Size 135x70x44mm Weight 100g Not including batteries Standard Accessories Main Unit Sample Plate Carrying Case Operation Manual .. Measuring Procedure------4.1 Press the power key to switch on the power and the gauge enters the auto mode which can automatically test the water activity. 4.2 Put the samples into the sample plate, and then cover the of the gauge onto the sample plate. Lay aside for about 5 minutes, when the reading gets stable, the water activity can be obtained. 4.3 After testing, press and hold the power key for about 3 seconds to turn off the gauge. Clean the sample plate for next use .. READING CORRECTION------When it is necessary to correct the reading value, press and hold the Power Key for about 7 seconds. Then release the key when the signal Cor, comes out on the display. There will be a decimal number with two places, which is the correction value. Then open the battery cover on the back, there are 2 small hole below the battery slot. Use a small hard bar such as screwdriver to slightly touch the key inside, the correction value will be increased or decreased .. Product Feature-----The VTS-160A can be used to measure the water activity of foods. No matter when and where you need to measure water activity, VTS-160A water activity meter is your unique choice. This is a real portable water activity meter, with a weight of only 100 grams, lighter than a mobile phone, and a precision of 0.02 aw, easy to measure water activity anytime and anywhere ..