Adjustable Water Flow: The adjustment knob makes it easy to adjust the flow rate. 8W mini water pump, max. flow rate is 600L/h, and the H-Max (lift height) can reach 110-120cm. 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 on 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: 600L/H 5. Frequency: 50Hz/60Hz 6. Cable Length: 1.5m 7. Faucet Size: 1. Outer 8mm, Inner 6mm 2. Outer 12mm, Inner 10mm Features: 1. Quality Assurance: Yue Xingwang submersible pumps have passed CE