Description Made of ABS material for longtime use. Designed for fish tank and aquarium, this oxygen pump can pump oxygen into your tank. It has a simple design, but very practical in use, giving you a good using experience. Features - Color: As shown - Material:ABS - Pump Size: About 8.00X4.00X3.50cm/3.14X1.57X1.38in (Pump) - Recommended voltage: 5V-1.0A - Voltage: 5V-6V - Power: 1 watt - Exhaust capacity: 1.5L/min - Safe and convenient to use, not easy to break or deform, reusable and can be applied for a longtime. - Increase the oxygen in the fish tank, which will keep your little fish in an activated condition. - Almost no sound, multi-functional and multi-scene application, suitable for living room, bedroom, office and other need quiet fish environment. - Simple in structure, convenient to use, not easy to deform, you can use it with confidence. - Excellent craft, carefully down to every detail to give Oxygen Pump a chic and simple look. Safe and convenient to use, not easy to break or deform, reusable and can be applied for a longtime. Increase the oxygen in the fish tank, which will keep your little fish in an activated condition. Almost no sound, multi-functional and multi-scene application, suitable for living room, bedroom, office and other need quiet fish environment. Simple in structure, convenient to use, not easy to deform, you can use it with confidence. Excellent craft, carefully down to every detail to give Oxygen Pump a chic and simple look.