Adjustable water flow: An adjustment knob makes it easy to adjust the flow. Max. Debit: 1500L/H, H-Max. (lifting height): 6.56ft (2m), 25W high efficiency motor. Threaded connections make it more stable. Perfect motor and low noise: The reliable and durable motor does not produce much noise, giving you a quiet environment. 4 strong suction cups: ideal to be mounted on the places vertically and horizontally.< /p> Detachable & Cleanable: requires no tools to detach, easy to detach and clean. Wide application: perfect for aquarium, tabletop fountains, gardens or water and hydroponic systems, etc.