Adjustable Water Flow: The adjustment knob makes it easy to adjust the flow. 8W mini water pump, max. The flow rate is 600 l/h and the H-Max (lift height) can reach 110-120 cm. The Aqua filter pump is equipped with 2 outlet nozzles (0.3" and 0.5") to achieve different water flow effects. The reliable and durable motor is quiet and provides a quiet environment. The submersible pump has 4 strong suction cups at the bottom, ideal for vertical and horizontal installation. The small size of the aquarium pump is not only easy to hide or conceal, but also easy to disassemble and clean. The quiet aquarium pump is ideal for small to medium sized aquariums, tabletop fountains, water gardens, and hydroponic systems, among others. 1. Size: 13*15*5.5cm 2. Power: 8W 3. Voltage: 110V/220V-240V 4. Flow rate: 600 l/h 5. Frequency: 50Hz/60Hz 6. Cable length: 1.5m 7. Tap Size: 1. 8mm outside, 6mm inside 2. 12mm outside, 10mm inside Features: 1. Quality Assurance: Yue Xingwang submersible pumps have passed CE and ROHS international certification. 2. Quiet Design: Introduction of German quiet technology, optimized low noise submersible pump components to achieve quiet pump operation and low noise. 3. Durable, waterproof: good insulation, high temperature wear resistance, long service life. 4. Ceramic Rotor: Compared with stainless steel rotor, more wear-resistant, energy-saving and quiet. 5. Strong and Firm Suction Cup: Super suction cup design, super suction, no hardening, long service life.