▲ Mini Water Pump: 500L USB/H water pump is a safe and efficient water pump. You can connect to the mobile power supply only a small power of 4W for use. You are no longer limited by the length of the cable. No more power outages caused by accident. You can charge the water pump at any time using the power bank. ▲ DATA: Power: 4W, Voltage: DC 5V, Maximum delivery height: 1.8 meters, Maximum flow rate: 500 liters / hour. External diameter of the outlet: 20.5 mm, outlet adapter: 10 mm, cable length: 1.8 meters, weight: 0.25 kg. Operating temperature: 0-60°. ▲ MULTIFUNCTIONAL: Equipped with high-speed quality motor and filter cover, the pump has good pumping function and can be used as an aquarium pump, as well as a submersible dirty water pump, garden suction pump and pond drain pump. ▲ LOW NOISE: It works efficiently and quietly, even at night while you sleep. The mini water pump can be easily hidden in the water, leaving more space for your aquarium. Ideal for small to medium sized