DescriptionThis item is manufactured with premium material for durable and long lasting use. Flow rate is adjustable with knob in front of the pump. It can create simulate natural ocean river environment for fish. Suitable for aquarium, fountain, fish pond, etc.Feature- Color: Black. - Material: Plastic. - Size: About 11.2 x 9.4 x 3.4cm/4.4 x 3.7 x 1.3inch(LxWxH). - Working voltage: DC 5V. - Rated current: 170mAh. - Power: 0.7W. - Maximum head of delivery: 100cm. - Flow rate: 120L/H. - Inlet diameter: 8mm. - Outlet diameter: 8mm. - Lifespan: 20000 hours. - Noise: 40DB. - Waterproof grade: IP68. - Cable length: 45cm. - Made of material, the water pump is durable and long lasting use. - Submersible water pump is suitable for aquarium, fountain, fish pond, etc. - Flow rate is adjustable with knob in front of the pump. - It can create simulate natural ocean river environment for fish.