High Quality Drill Pump - Fine workmanship, plastic material, durable and long service life. Features - Large flow, stable performance, high efficiency, easy installation. Fast - pumps water fast at 20-30 liters per minute (depending on the RPM of the rig). EASY TO USE AND STORE - Install all the drill chucks, you can use the electric drill to get the pump, easy and convenient to use. Compact and lightweight design, portable and easy to store. Flow Rate - 1500-3500 rpm is recommended. Pump head and flow are related to speed. The higher the speed, the higher the head and flow. 1500 revolutions, the pump head is about 1.5 meters, and the flow rate is about 15L/min. 3000 revolutions, the pump head is about 3 meters, and the flow rate is about 30L/min. Note: Due to the difference between different monitors, the picture may not reflect the actual color of the product. Please allow 1-3mm error due to manual measurement. thank you for understanding. Specifications: Color: Black Size: Approx. 106*37*64mm Material: Plastic Net Weight: Approx. 218g Inner Tube Diameter: Approx. 15mm drive shaft diameter: 8mm round handle Operating temperature: approx. 5-49 degrees Celsius (41-120 degrees Fahrenheit) Direction of rotation: clockwisePackage Included: 1*Drill Pump 2*Hose Clamp 2*Connectors