REVIEWS
Daqian World Commodity Store Air Buddy Diving Systems of 2026
By Daqian World Commodity Store Editor • 2026-09-20
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Daqian World Commodity Store Air Buddy Diving Systems
of September 2026
1
Best ChoiceSMACO
SMACO Mini Scuba Tank S400 1L Portable Diving Tank (2 Pcs) Reusable Scuba Pony Bottle Backup Dive Air Cylinder with 15-20 Minutes Family and Buddy Kit for Underwater Exploration Rescue A BLACK
9.9
Exceptional
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2
Best ValueDGLUYUDV
Diving Ventilator, DGLUYUDV 5.5 Hours Rechargeable Scuba Diving Tank, Waterproof Air Compressor with 39ft Hose & Diving Breathing Regulator Scuba Diving System for Recreational Diving Fishing
9.8
Exceptional
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3
Lyuwpes
Lyuwpes Inflatable Snorkel Vest Adult Snorkeling Jackets Free Diving Swimming Safety Load Up to 220 Ibs Green
9.7
Exceptional
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4
Innovative Scuba Concepts
Innovative 500 Hour Water Activated Flashing Marker Light - Blue
9.6
Exceptional
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5
DGLUYUDV
DGLUYUDV Diving Ventilator, 3,5 H Rechargeable Scuba Diving System,Waterproof Air Compressor with 39ft Hose & Diving Breathing Regulator Scuba Diving System for Recreational Diving Fishing
9.5
Excellent
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6
Mares
Mares Genius Air Integrated Computer with LED Transmitter
9.4
Excellent
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7
Waydoo
Subnado Underwater Scooter, Water Scooter for Adults&Kids, Underwater Pool Scooter, Free Diving Snorkeling Sea ScooterCompact&Portable
9.3
Excellent
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8
TUDIVING
TUDIVING-Upgraded Scuba Diving Ventilator,Z270/Z500 Waterproof Portable Rechargeable Scuba Diving Tank with Breathing Regulator,Scuba Diving Gear (blue 5h)
9.2
Excellent
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9
Brownie's
Brownie's Third Lung F285X Scuba Diving Hookah System
9.1
Excellent
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10
SMACO
Scuba Tank 1L Mini Scuba Tank Support 15-20 Minutes Underwater Breathing(No More Than 30m) Scuba Diving Accessories Diving Oxygen Tanks for Water Rescue/Diving Sightseeing/Backup Air Source, Green
9
Excellent
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11
SMACO
SMACO Mini Scuba Tank S300 Plus 0.5L Portable Diving Tank Reusable Scuba Pony BottleDOT Marked Backup Dive Air Cylinder with 5-10 Minutes Family and Buddy Kit for Underwater Rescue B GREEN
8.9
Very Good
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12
GOYOJO
5 Hours Scuba Diving Ventilator System with Mask Mount, Diving Equipment Diving Toys Floating Air Pump/Tank with 10M Telescopic Pipe & Breathing Regulator 57 Liters/min for Underwater Snorkeling (3h)
8.8
Very Good
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13
AQUAROBO
AQUAROBO 819-4.5H Dive Systems Diving Ventilator Diving Scuba Tanks, Diving Tanks Portable Rechargeable Scuba Tanks, Waterproof Air Compressor (4.5Hrs Single-Player)
8.7
Very Good
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14
Odoland
Odoland Snorkeling Packages for Adults & Youth, Full Face Snorkel Mask with Camera Mount, Adjustable Swim Fins, Mesh Bag, Anti-Fog Anti-Leak Scuba Diving Gear for Men & Women, Yellow L
8.6
Very Good
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15
addbutterfly
addbutterfly Diving Tank, air Buddy Diving Systems3-Hour Portable Rechargeable Waterproof Air Compressor, Scuba Tank Maximum Dive Depth 50 feet, Recommended Dive Depth 39 feet, for Underwater Sports
8.5
Good
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16
addbutterfly
addbutterfly Diving Tank,3 Hours Waterproof Portable Rechargeable air Buddy Diving Systems, Scuba Compressor, max Diving Depth 39 ft, Scuba Tank, for Underwater Photography, Underwater Recreation
8.4
Good
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17
AQUAROBO
AQUAROBO Diving Ventilator, Portable Rechargeable Scuba Diving Tank, Waterproof Air Compressor with 39 ft Hose & Diving Breathing Regulator Octopus Hookah with Mouthpiece
8.3
Good
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18
BLU3
BLU3 Nemo Dive System (Two Spare Batteries)
8.2
Good
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19
HPDAVV
HPDAVV 12V 550W Air Compressor for Snorkeling Hookah Diving Compressor 8bar / 115psi with 50ft Hose & Respirator,Two Air Outlets,US After-Sales Service,Operational Video (A:Black)
8.1
Good
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20
Tuopus
Tuopus Diving Ventilator,Portable Rechargeable Underwater Breathing System Scuba Diving System,Hookah Dive System with 49 Ft Hose & Diving Breathing Regulator Scuba Tank for Diving Fishing
8
Good
View on Amazon
Click here to learn more about these products.
SMACO Mini Scuba Tank S400 1L Portable Diving Tank (2 Pcs) Reusable Scuba Pony Bottle Backup Dive Air Cylinder with 15-20 Minutes Family and Buddy Kit for Underwater Exploration Rescue A BLACK
Diving Ventilator, DGLUYUDV 5.5 Hours Rechargeable Scuba Diving Tank, Waterproof Air Compressor with 39ft Hose & Diving Breathing Regulator Scuba Diving System for Recreational Diving Fishing
The Scuba diving ventilator will compress air into the tube underwater to provide enough fresh air for your underwater journey. Withwhich you don't need to carry a heavy scuba cylinder or scuba tank, you will move more freely underwater and dive longer.. The battery-driven compressor can provide 57L of oxygen per minute. Allows you to breathe freely underwater and provides you with sufficient oxygen, to say goodbye to heavy oxygen cylinders.. The diving system is only 11.5 lb, it is easy to carry when you go outside for diving. The diving time is related to the remaining power. It usually can last for 5 hours of continuous underwater use when fully charged within AC 100v-240V voltage. Wide Usage Scuba diving and snorkeling, underwater exploration. Perfect for traveling. Take diving air pump with you to explore beautiful underwater world and enjoy your diving trip. Diving System included product host, extended intake pipe, breathing hose, strap, charger, filter cotton, activated carbon bag and user's manual. We provide a six-month warranty for each product, If you have any questions, please contact us in time.
Lyuwpes Inflatable Snorkel Vest Adult Snorkeling Jackets Free Diving Swimming Safety Load Up to 220 Ibs Green
Lyuwpes Snorkeling Vest small footprint, large buoyancy from 80 to 220 lbs while snorkeling fluorescence colors provide excellent visibility, great for learners swimmers. Fast Inflation, Fast Deflation snorkel vest supports the body, just right fully inflated without the need of excess air, convenient mouthpiece location. Horse Collar Style Over The Neck all snorkel vests and zippered jackets on the market adopt this design style, simple to put on and take off, very comfortable without skin abrasions, fitting well for most adults not all adults. Adjustable Waist Crotch Straps latch straps vertically and horizontally, providing a secure and worry free, easy pinch buckles for fast removal. Flexible, Lightweight Compact easy to pack, a little smart companion for journey bonus mesh bag included. Proper Use Warm Warning Lyuwpes inflatable snorkeling vest is not certified as a professional life jacket or life preserver and is just designed for leisure and other low-impact water activities. Prior to each use safe, take a test to make sure inflatable snorkel vest is inflated and deflated properly. In short, follow the buddy rule, never swim alone and always remember that do not rush to use it anywhere and anytime..
Innovative 500 Hour Water Activated Flashing Marker Light - Blue
Lights turn on when they come in contact with water and turn off when they are dry.. Flashing mode only.. Ideal for dawn, dusk and night dives - make divers easy to spot under water and are reusable unlike glow sticks. Helps you keep track of your buddy under water. Batteries are non-replaceable. Light lasts 500 hours under water..
DGLUYUDV Diving Ventilator, 3,5 H Rechargeable Scuba Diving System,Waterproof Air Compressor with 39ft Hose & Diving Breathing Regulator Scuba Diving System for Recreational Diving Fishing
The Scuba diving ventilator will compress air into the tube underwater to provide enough fresh air for your underwater journey. Withwhich you don't need to carry a heavy scuba cylinder or scuba tank, you will move more freely underwater and dive longer.. The diving system is only 11.5 lb, it is easy to carry when you go outside for diving. The diving time is related to the remaining power. It usually can last for 3 hours of continuous underwater use when fully charged within AC 100v-240V voltage. The Upgraded battery-driven compressor can provide 57L of oxygen per minute. Allows you to breathe freely underwater and provides you with sufficient oxygen.. Diving System included product host, extended intake pipe, breathing hose, strap, charger, filter cotton, activated carbon bag and user's manual. We provide a six-month warranty for each product, If you have any questions, please contact us in time. Wide Usage Scuba diving and snorkeling, underwater exploration. Perfect for traveling. Take diving air pump with you to explore beautiful underwater world and enjoy your diving trip.
Mares Genius Air Integrated Computer with LED Transmitter
New Zh-L16C algorithm with gradient factors and predictive multigas. Nitrox And Trimix capable, up to 5 gases. Full-Color High-Resolution Display. Full Tilt Digital Compass with bearing memory And stopwatch.. Hoseless tank data Integration for up to five transmitters. Color-Coded tank pressure for At-A-Glance readability. Bottom timer mode with resettable average depth and stopwatch. Decompression dive planner with additional surface interval function.. Brilliant logbook with multiple graphs. logbook capacity more than 1000 hours of dive profile at 5-second sampling rate. Smart Battery Management System with 40 hours of dive time per full charge. Bluetooth connection for direct connection to smartphone.. Night mode function. Map viewing function during the dive. Tissue saturation graph with detailed information. Underwater menu allows certain settings to be changed during the dive.Future deco and runaway deco alarm Proprietary.. Transmits tank information Color LED for quick tank check on the surface.Color LED alerts buddy of low air situation during dive. Permanent pairing. EN2502014 certified to 300bar.Battery type CR123A, user replaceable.
Subnado Underwater Scooter, Water Scooter for Adults&Kids, Underwater Pool Scooter, Free Diving Snorkeling Sea ScooterCompact&Portable
COMPACT PORTABLEMeasuring 14.842.752.75in and weighing only 3lbs, the Subnado underwater scooter is about the size of a small soda bottle. Your Subnado goes where you go, conveniently in your carry-on luggage, with an airline-approved 98Wh battery to add more fun to your underwater journey. Check airline and airport rules before flying because different airlines and airports may have different regulations..
TUDIVING-Upgraded Scuba Diving Ventilator,Z270/Z500 Waterproof Portable Rechargeable Scuba Diving Tank with Breathing Regulator,Scuba Diving Gear (blue 5h)
Maximum Depth This Scuba diving ventilator allows for dives up to 10 meters deep, with a flow rate of 57 Lmin for smooth breathing underwater,say goodbye to heavy oxygen cylinders. This will give you more freedom and ease while in the water.. Strong Air Pump Motor The diving ventilator is equipped with a large battery with a capacity of 52500mAh70000mAh, providing up to 3.5-5.5 hours of continuous diving. Long lasting battery.The diving time is related to the remaining power.. Make Diving EasierThe diving system is only 11.5 lb, it is easy to carry when you go outside for diving.Users can take them anywhere they want to go, without being burdened by heavy equipment.You can also easily take it on the plane.. Waterproof Safe Design Everything you can see on this product is waterproof. It can even resist waves. Waterproof button and precise power display screen. Soft latex handle wont cut your hand.Perfect for scuba diving and snorkeling, underwater exploration and enjoy your diving trip.. Diving System Included Product host, extended intake pipe, breathing hose, strap, charger, filter cotton, activated carbon bag and user's manual. We offer a warranty on every product, If you have any questions, please contact us in time..
Brownie's Third Lung F285X Scuba Diving Hookah System
Motor 4.0 HP HONDA 4-stroke motor. Compressor Single Head Direct Drive Oilless. Run time 3 hours per tank of gas. Weight 44 pounds - compressor in storage case. Dimensions 17L x 24W x 14H - in storage case lid included.
Scuba Tank 1L Mini Scuba Tank Support 15-20 Minutes Underwater Breathing(No More Than 30m) Scuba Diving Accessories Diving Oxygen Tanks for Water Rescue/Diving Sightseeing/Backup Air Source, Green
Longer Diving TimeThe S400 diving cylinder can be used for 15-20 minutes it's a test result in an environment of 16 ft underwater and 50F, the diving time is different from person to person. SMACO scuba tanks are not only suitable for beginners' diving practice and recreational diving no more than 33ft, but also as a backup gas source for professional divers no more than 100 ft.For uncertified diver, please check in advance if your local dive shop can inflate for you. High Quality Diving TankThe tank is made of 6061 aviation aluminum, the surface adopt anti-oxidation coating material, which can better resist seawater corrosion and rust. The regulator equipped with a decompression chamber and an explosion-proof valve for higher safety equipped with air switch, which can be turned off when not use to avoid air leak equipped with pressure gauge to see the real-time pressure the release valve is equipped in the breath valve, can easily release pressure.. Professional DesignThe 8mm inflatable male head can match most inflatable equipment equipped with a weight-bearing strap, the gas cylinder can be fixed to the chest, and we can check air pressure at any time underwater The scuba tank will be split into three parts in the package bottle body, regulator, and breathing valve, you need to assemble it by yourself before inflation and use it. You can also take it on the plane after disassembly, and inflate it at the destination.. Multiple Inflation MethodsUse the scuba adapter is the most efficient way to inflate, you can use the scuba adapter to introduce compressed air into the SMACO cylinder from a large cylinder, it only need 8-10s to full fill it If you have an electric pump, it usually cost 12-15 mins, but please EQUIPPED WITH AN OIL-WATER SEPARATOR. You can also use SMACO hand pump to fill the tank, it usually cost 30-35 mins and it's very strenuous, we suggest use hand pump as backup.. What You GetA scuba tank, a portable bag and an user's manual. Our polices we provide 3 months free return and exchange and 24-hour online customer service to all customers. Since the different diving policy in different place, our products may not meet for everyone. If you have any problems with the packages, please contact us to solve them in time. If you want to know more information or have some suggestions, please feel free to contact us..
SMACO Mini Scuba Tank S300 Plus 0.5L Portable Diving Tank Reusable Scuba Pony BottleDOT Marked Backup Dive Air Cylinder with 5-10 Minutes Family and Buddy Kit for Underwater Rescue B GREEN
5 Hours Scuba Diving Ventilator System with Mask Mount, Diving Equipment Diving Toys Floating Air Pump/Tank with 10M Telescopic Pipe & Breathing Regulator 57 Liters/min for Underwater Snorkeling (3h)
Maximum Depth This snorkel allows for dives up to 10 meters deep, with a flow rate of 57 Lmin for smooth breathing underwater. This will give you more freedom and ease while in the water.. Convenient to Carry The scuba diving equipment measures 40 x 40 x 15 cm in size and weighs 14.33 lbs 6.5 kg, making it portable and easy to bring along on a plane. You can take it with you wherever you go and whenever you need it.. Long-Lasting Battery Life The device is equipped with a large battery with a capacity of 40,000mAh70,000mAh, providing up to 3 hours5 hours of continuous diving. It takes 1.5 to 2.5 hours to charge the battery to 80, which is sufficient for daily use.. Working Principle Air is transported from the surface to the underwater environment through a compressor and air line powered by a powerful air pump motor. Divers can then breathe underwater using an octopus connected to the regulator.. With BCD Wetsuit This is an optional purchase, but when used together with the breath regulator, it provides a combination of individual buoyancy control with separate inflation and deflation valves, making diving easier..
AQUAROBO 819-4.5H Dive Systems Diving Ventilator Diving Scuba Tanks, Diving Tanks Portable Rechargeable Scuba Tanks, Waterproof Air Compressor (4.5Hrs Single-Player)
AQUAROBO offers three models S6 Basic 3-10H runtime, 58Lmin airflow for homefreshwater use S7 Pro 5-8H, 82Lmin for professional fishingunderwater work and S9 Pro Ultra 3.5-6H, 110Lmin for scientific researchdeep-sea fishing. Models are classified by airflow capacity and battery life per charge Hhours, with dual operational modes. The series caters to diverse aquatic needs through tiered performance levels.. Large Pure Air Supply With dual air intake design, our diving ventilator has a large air intake of 52LMin It ensures that you breathe more smoothly. Equipped with super oil-free electric Low noise motor and 4 filter systems, It provides you with a healthy, natural, pure air and comfortable underwater experience in. Underwater Max 49 Ft for 4.5 Hours Due to stretchable hose, a single diver can dive max 49ft depth freely for 4.5 hours with our air buddy system.In order to breathe well, we recommend diving at a depth of around 30ft.New water coolant technology ensures long-term use of the equipment without worrying about motor will be too hot.. Safety Diving 360full waterproof and corrosion resistant. The engineering design of the machine greatly enhances hookah dive system ability to withstand coral reefs and huge waves. The high-level chip control, safety and intelligence, escort diving activities. Fishing,underwater exploration, underwater gold panning and pool cleaning.We recommend using equipment in freshwater areas such as lakes or pools,or the shallow part of the ocean water.. Durable Battery LifeThis air buddy diving systems is powered 75 Ah battery.which can be recharged for 2000 times. After 3 years of normal use, it can give full play to the battery's endurance. In addition, there is a battery indicator, giving you more peace of mind when diving. After-sale service Our scuba tank containsDivingventilator1,Charger1,Telescopic hose1,Strap1, Float1, Activated carbon1, Mouthpiece1, Filter element1, Filter cotton1, Manual 1.If you need replacement parts and other after-sales services, please feel free to contact us.
Odoland Snorkeling Packages for Adults & Youth, Full Face Snorkel Mask with Camera Mount, Adjustable Swim Fins, Mesh Bag, Anti-Fog Anti-Leak Scuba Diving Gear for Men & Women, Yellow L
Panoramic View Snorkeling Mask and Tube Set Includes 1 x diving mask, 1 pair of adjustable fins, 1x mesh bag for carrying. Snorkel mask snorkel fins, ideal set for your snorkel gear.. Fits Face Anti-Leak The full face snorkel mask is one-piece unit, designed with a natural curved, which perfectly fit men and women face, ensuring no leak. Adjustable weave straps, strong elasticity, comfortable to wear.. Professional Anti-Fog This latest breathing system breathing tube air intake, air outlet on both sides and middle completely isolates exhalation and inhalation, and the heat air is not easy to condense on the mirror surface. It allows you to snorkel for longer in comfort and won't fog up due to breathing or water temperature.. Super Large 180 Panoramic View This scuba mask adopts high-definition flat lenses to prevent field distortion and eliminate underwater dizziness. It also reserves a place for installing a camera mount. With the detachable action camera stand, you can clearly capture the underwater world to share with friends and family, increasing the fun of snorkeling.. Multiple Size Options This Snorkeling packages is perfect for diving beginners, snorkeling fans, whether men, women, teenagers. To ensure your underwater experience, please choose the size that suits you according to our size chart..
addbutterfly Diving Tank, air Buddy Diving Systems3-Hour Portable Rechargeable Waterproof Air Compressor, Scuba Tank Maximum Dive Depth 50 feet, Recommended Dive Depth 39 feet, for Underwater Sports
Air filtration system Four processes filter air, block pollution particles, fresh and natural underwater breathing, no peculiar smell. Fully waterproof Scuba compressors are watertight on the outside of the body and can be used for a variety of diving activities. It is not afraid of water splashes, and is free and unburdened underwater, allowing you to fully enjoy the fun of underwater exploration, underwater entertainment, underwater photography, and diving fishing.. Super performance addbutterfly underwater breathing systemIt can work continuously for 3 hours, the air intake is 58Lmin, the oxygen is continuously delivered, and the maximum diving depth can reach 50 feet. Product parameters intake pipe muffler valve1, main unit plus floating plate1, 50in hose1, filter1, second stage head1, charger1, strapping device1, activated carbon filter element1. NOTE Do not expose the device air intake when wading, walking on the beach, or carrying the device. Be sure to install a dust cap to prevent sand and water from entering the body and causing damage to the air pump. It is forbidden for the equipment to work on land for more than 2 minutes, causing damage to the cylinder.
addbutterfly Diving Tank,3 Hours Waterproof Portable Rechargeable air Buddy Diving Systems, Scuba Compressor, max Diving Depth 39 ft, Scuba Tank, for Underwater Photography, Underwater Recreation
Air filtration system high-quality activated carbon filtration, blocking pollution particles, bringing you a healthy and comfortable underwater experience. Fully waterproof Scuba compressors are watertight on the outside of the body and can be used for a variety of diving activities. It is not afraid of water splashes, and is free and unburdened underwater, allowing you to fully experience the fun of underwater exploration, underwater entertainment, underwater photography, and diving fishing.. Super performance addbutterfly underwater breathing system air intake 50Lmin, the oxygen is continuously delivered, the maximum diving depth is 39 feet, and it can work continuously for 2.7 hours. Product parameters air intake pipe x 1, air compressor x 1, 39ft hose x 1, secondary adjustment octopus x 1, diving flag x 1, strap x 1, charger x 1, filter filter cotton x 1 20. NOTE Do not expose the device air intake when wading, walking on the beach, or carrying the device. Be sure to install a dust cap to prevent sand and water from entering the body and causing damage to the air pump. It is forbidden for the equipment to work on land for more than 2 minutes, causing damage to the cylinder.
AQUAROBO Diving Ventilator, Portable Rechargeable Scuba Diving Tank, Waterproof Air Compressor with 39 ft Hose & Diving Breathing Regulator Octopus Hookah with Mouthpiece
Introducing our brand Aquarobo is committed to providing quality, affordable and most reliable products for diving and snorkeling enthusiasts. This product was developed to let you say goodbye to bulky oxygen cylinders. Nemo is perfect for pool, beach scuba diving. Besides, it is also a great gift for kids and friends who love swimming and diving.. Strong Air Pump Motor Maximum depth 10 meters. Steady and powerful air transmission.Long lasting battery. Fully charged Nemo can work for 210 mins3.5 hours. Waterproof Safe Design Everything you can see on this product is waterproof. It can even resist waves. Waterproof button and precise power display screen. Soft latex handle wont cut your hand. Stretchable hose can reach 12 meters and wont twist together. The activated carbon filter ensures that the air you breathe is fresh and clean. Food grade silicone second stage regulator octopus. Everything on AQUAROBO is not cheaply made.. Usage Scuba DivingSnorkeling, underwater exploration. Perfect for traveling. Take Nemo with you to explore beautiful underwater world.. ShippingCustomer Service The product will be delivered within 7-14 days, because it's imported.If you need bulk purchases, please contact us on amazon..
BLU3 Nemo Dive System (Two Spare Batteries)
ULTRA PORTABLE WEIGHS LESS THAN 10 POUNDS. BLU3 ONLINE DIVE TRAINING COURSE. RECHARGEABLE EASY SWAP BATTERY. MAX Depth 10 Feet. PROUDLY ASSEMBLED IN FLORIDA, UNITED STATES.
HPDAVV 12V 550W Air Compressor for Snorkeling Hookah Diving Compressor 8bar / 115psi with 50ft Hose & Respirator,Two Air Outlets,US After-Sales Service,Operational Video (A:Black)
Voltage 12V storage battery drive battery is not included, Power 550W, Working Pressure 0.8MPa 8bar 110psi, Flow Charging Rate 60Lmin 2cfm, Type Oil-free pump, no need any lubricate oil to take in. Diving Breathing1x 50 inch Hose1x Respirator .through regulator with water separator,then purified by filter. Discharge clean air for diving breathing.. 10 liters stainless steelTwo air outlets can be used for underwater work for two people at the same time. The same product itself adds a gas storage tank, and the safety can be more guaranteed.. Oil-free Hookah Dive System Widely used in Kayak Dive, Hookah Dive, Long Hose Gauge Scuba Diving, Commercial Boat Cleaning, Pool Cleaning, Dive Inspection, Lobstering Diving Propeller inspection etc. Standard Warrantyone year.
Tuopus Diving Ventilator,Portable Rechargeable Underwater Breathing System Scuba Diving System,Hookah Dive System with 49 Ft Hose & Diving Breathing Regulator Scuba Tank for Diving Fishing
Strong Air Supply With dual air intake design,our diving ventilator has a large air intake of 58LM ,ensures that you breathe more smoothly.Equipped with super oil-free motor, no peculiar smell, intelligent noise reduction, mute and convenient. Durable Battery LifeThis air buddy diving systems use super capacity 40 Ah battery.which can be recharged for 2000 times. After 3 years of normal use, it can give full play to the battery's endurance. In addition, there is a battery indicator, giving you more peace of mind when diving. Durable Battery LifeThis air buddy diving systems use super capacity 40 Ah battery.which can be recharged for 2000 times. After 3 years of normal use, it can give full play to the battery's endurance. In addition, there is a battery indicator, giving you more peace of mind when diving. Safety Diving 360full waterproof and corrosion resistant .The engineering design of the machine greatly enhances hookah dive system ability to withstand coral reefs and huge waves. The high-level chip control, safety and intelligence, escort diving activities. Fishing,underwater exploration, underwater gold panning and pool cleaning.In addition, it is equipped with a diving flag for a clear warning to boaters or divers.. Warranty100 Risk Free.Once buy the diving ventilator ,we offer a 270-day warranty and free replacement .Looking forward to the magical underwater journey.