High quality drill pump - Fine workmanship, made of durable plastic with a long service life. Features include large flow, stable performance, high efficiency, and easy installation. Pumping speed is fast, capable of pumping 20-30 L of water per minute depending on the drill's RPM. Designed for convenient use and storage, it fits all drill chucks and works with an electric drill, making it easy to operate. Compact and lightweight design ensures portability and simple storage. Recommended operating speed is 1500-3500 RPM. Pump head and flow rate increase with higher RPM: at 1500 RPM, the pump head is approximately 1.5 meters with a flow rate of about 15 L per minute; at 3000 RPM, the pump head reaches approximately 3 meters with a flow rate of about 30 L per minute. Note: Due to variations in monitor displays, the image may not reflect the actual product color. A 1-3 mm size variation may occur due to manual measurement. Specifications: Color: Black. Size: Approx. 106 x 37 x 64 mm. Material: Plastic. Net weight: Approx. 218 g. Inner tube diameter: Approx. 15 mm. Transmission shaft diameter: 8 mm round shank. Working temperature: 5-49°C (41-120°F). Direction of rotation: Clockwise. Package included: 1 x Drill Pump, 2 x Hose Clamp, 2 x Connector.