General description This Mini USB Submersible Pump is a versatile and efficient water pump designed for various applications including aquariums, ponds, fountains, and hydroponic systems. It operates on a USB DC 5V power supply, ensuring safety by minimizing the risk of electric shock to pets and humans. With a flow rate of 200L/h and an ultra-quiet design, this pump is perfect for maintaining a serene environment while effectively circulating water. Technical specifications Power: USB DC 5V 1-3W Flow rate: 200L/h Maximum water column height: 0.8-1 m Dimensions: 40 x 38 x 30 mm Installation Simply plug in the power supply to operate the pump. Use the three suction cups at the bottom to secure the pump in place, either vertically or horizontally. Usage Ideal for small and medium aquariums, fish tanks, ponds, tabletop fountains, and hydroponic systems. Features an adjustment knob to control the water flow rate. Regular cleaning is recommended every two months to prevent blockages. Other