Battery-Powered Fuel Transfer PumpOur battery-powered transfer pump is designed to be battery-powered. This battery-powered gasoline siphon pump is perfect for on-the-go fuel. It can transfer 2.2 gallons of fuel per minute. It is easy to carry and operate, and can also transfer fuel or water in outdoor environments without power. Our battery-powered siphon pump is a great investment for any DIY mechanic or outdoor enthusiast Control Flow NozzleOur battery-powered fuel transfer pump comes with a flow control nozzle, allowing you to easily control the flow. You can adjust the flow as needed, or turn the control valve clockwise and lock the control valve for a steady and continuous flow of liquid. The flow control nozzle prevents leakage during use, which is perfect for precise refueling and pumping operations Battery-Powered Water Transfer PumpThis liquid transfer pump is battery-powered, convenient and practical, suitable for outdoor activities or emergencies, and is an ideal choice when power is not available. Powerful Suction and Efficient TransferOur battery-powered fuel pump comes with an extra-long 35.4-inch exhaust hose. Considering the length of the 12.8-inch flow control nozzle, there is no need to worry about the exhaust hose being insufficient in length. Most other products on the market today have drain hoses that are only 24.5 inches long. It uses an impeller to increase suction, making liquid transfer a breeze. This pump can pump 2.2 gallons of liquid per minute, and a set of batteries can pump more than 1,000 gallons of liquid Multi-functionPortable power battery pumps are widely used to transport water, gasoline, light oil, kerosene, diesel, etc. The 16-inch (about 40.6 cm) long suction cup tube fits 3 to 5 gallon (about 3.5 to 15.4 liters) gas tanks, water tanks, barrels,etc. (corrosive liquids cannot be transported)