Hand pump electric drill without power supply, as long as it is can be used electric drill by hand.The product according to the hand electric drill rod feeding speed is different, the pumping flow rate is also different, the power is too low to pump the liquid flow rate is small, the greater the power pumping flow rate is larger. Features: high flow rate, the flow rate is 1800 Rate (m/h), stable performance and high efficiency. Exquisite workmanship, small size, light weight.Easy to install and simple to use.No batteries needed. Fit all drill chucks, you can get a pump with an electric drill. exquisite workmanship, anti-corrosion and wear resistance. Compact design, easy to carry and storage. Ideal for transferring light liquids such as fresh water, sea water, oil, diluted organic solvents, insecticides and liquid fertilizers. Features: The color black Pump Shank: 6mm Hex Shank Flow rate: 1.2 (m/h) Item Size: 125*70*62mm/4.9*2.8*2.5inch Note: 1.This product does not contain an electric drill and water pipe.They can be purchased at the local hardware store. 2.Warning: NEVER operate the Mastercraft drill pump while standing in water or allow the power cord(s) to fall into water.Always stand on dry ground and keep all electrical cords dry. Package Included: 1 * water pump assembly