Description This item is a USB oxygen aerator, which is suitable for adding oxygen to fish and seafood products during outdoor fishing. Itcan bring much convenience to you. Easy to use, which can save you much time and labor. Features - Material: ABS, Copper. - Size: About8.00X3.20X3.20cm/ 3.14X1.26X1.26inch. - RatedVoltage: 5V. - Note: accessory is random color -Good and affordable price, a nice choice for you. - This air pump is suitable for aquarium with small fish. -Adoption of high-quality material, durable for a long time use. - High-quality material and fine craftsmanship, durable and sturdy for a long time. - It has the characteristics of small size and light weight, easy to carry out. Package listing: 1 x oxygen pump 1 x air stone 1 x pipe 1 x hook (random color)