Advanced Catalytic Decomposition Technology - Decomposes harmful gases into water molecular, eliminates the odors at the source, maintains a fresh odorless refrigerator,and keeps the foods fresh longer.. A Decade-long Service Life with High Efficiency - Serves you for as long as 10 years with no need for any replacement,relieves burdens of the earth by reducing waste.. More Effective Than Baking Soda Activated Carbon - Just simply put the refrigerator smell eliminator in there, and it'll do the job.No need any power supply, no saturation,no secondary pollution.Fragrance and chemical free.. Made of SUS 304 Stainless Steel - Good material makes it a highly wrought,stylish,and durable odor absorber in refrigerator and freezer. Compact size makes it a potable deodorizer odor eliminator for small spaces like drawers,shoe cabinet,storage compartment,cars,gymbags,travel suitcases.. Thoughtful Gift for Friends and Family - Giving this exquisite and warm gift is an unique way to show your care about someone's health..