The shell of USB Water Pump is made of high-quality reinforced ABS, so it is durable Electronic components used to change direction, no need to use carbon brush. Using Liquid: Water or nonflammable liquid with good fluidity Voltage: DC 6V; Power: 2W; Max Water Head: 0.8M; Max Flow Rate: 150L/H. Unique resin potting, good insulation properties, 100% waterproof, amphibious design. Low noise (less than 35dB), low power consumption, small size and high efficiency Used in aquarium, pond, fountains, car cooling, spout, hydroponic systems, other cooling and circulation systems. Specifications: Condition: New Color: Black Voltage: DC 6V Current: 0.32A Power: 2W Max Water Head: 0.8M Max Flow Rate: 150L/H Starting Voltage: 5V Waterproofing Grade: IP68 Ambient Temperature: -20~60?? Operating Humidity: Less than 90%RH Liquid Temperature: -20~60?? Using Liquid: Water or nonflammable liquid with good fluidity Operation Place: Medical, fountains and so on Unpitched Sound: Less than 35dB PUMP Shell Material: ABS Motor Magnet: Ferrite magnets Plug Type: USB Weight: Approx. 78g Package Includes:1 x DC 6V micro submersible water pump