describe feature: 1. The water pump adopts new Japanese engineering plastics, patented design, and the latest structure to increase water output. 2. CNC lathe, sturdy and durable. 3. Both ends are connected to water pipes and hand drills, which is very convenient to use. 4. This self-priming pump is designed for use with cord or cordless drill bits and is suitable for most electric drills. 5: Palm-sized, easy to carry, compact and lightweight, suitable for home, garden and outdoor use, or in any harsh environment. 6. No power required, this pump is perfect for electric drills. Specification: Maximum output: 3000 liters per hour at 3500 RPM Maximum height of pump: 15M Maximum output pressure: 3 Bar (3500 RPM) maximum. Self-priming to 300cm Power, drilling speed and water output: 120W 1500rpm 25-30L/min 320W 2000rpm 35L/min 350W 2500rpm 40L/min 450W 3200rpm 50L/min 650W 3500rpm 55L/min color: blue material: plastic Weight: 300g Package Contents: 1*Drilling rig power pump how to use: 1. Connect both ends to the water pipe, IN is the water inlet and OUT is the water outlet. 2. When connecting the hand drill, please pay attention to the rotation direction of the hand drill. 3. If you need clean water, it is best to install a filter at the outlet of the water pipe.