DescriptionDo you want a kind of professional fish tank oxygen pump? Do you want to provide your fish with enough oxygen? This oxygen pump be your best choice. Really practical and useful, suitable for fish tank and aquarium. Increase the oxygen in the fish tank, which will keep your little fish in an activated condition.Features- Color: Mainly white. - Material: Plastic. - Size: 7.00X3.00X3.00cm/2.75X1.18X1.18inch. - Rated voltage: 5V. - Power supply: USB charging. - Provide enough oxygen for your pet fish and aquatic plants. It will meet your needs! - This air pump is suitable for different sizes of aquariums and fish tanks. - Lightweight and portable design, portable to carry to anywhere you need. - It is easy and convenient to operate, and easy to store when you are not in use. - Increase the oxygen in the fish tank, which will keep your little fish in an activated condition.