This submersible water pump is compact, multi-functional and detachable, excellent for aquariums, hydroponic systems, small fish tanks, water gardens and a variety of other applications. Add more circulation to your aquarium and give your lovely fish a near-natural environment. Features: Adjustable Water Flow Rate: an adjusting knob helps adjust the flow rate easily. Max. flow rate: 1500L/H, H-Max.(lift height): 6.56ft(2m), 25W high efficiency motor. Equipped with Two Nozzles: 11mm and 17mm for different effects, threaded fittings make it more stable. Perfect Motor; Low Noise: the reliable and durable motor does not produce much noise, giving you quiet environment. 4 Strong Suction Cups: great for mounting on where both vertically and horizontally. Detachable; Cleanable: no need any tools to detach it, easy to separate and clean. Wide Application: perfect for aquarium, tabletop fountains, water gardens and hydroponic systems, etc. Specifications: Plug Type: US / EU / UK(Optional); Voltage: US: AC110V; EU/UK: AC220-240V; 50-60Hz; Power: 25W; Max. Flow Rate: 1500L/H; H-Max.(Lift Height): 2m / 6.56ft; Waterproof Grade: IP68; Power Cord Length: Approx. 150cm / 4.92ft; Pump Size: 115 * 60 * 70mm / 4.53 * 2.36 * 2.76in; Weight(Pump+Power Cord): 505g / 17.8oz; Package Size: 13 * 9 * 8.5cm / 5.12 * 3.54 * 3.35in; Package Weight: 560-600g / 19.75-21.16oz; Package List: 1 * Water Pump; 1 * 11mm Nozzle; 1 * 17mm Nozzle; 1 * User Manual(English); Note: 1. Please keep the pump operate in the water, otherwise would damage the pump; 2. The maximum flow rate is 1500L/H; there might be a plus-minus tolerance; 3. Insufficient power and insufficient frequency would affect the flow rate; 4. 1500L/H refers to the flow rate without using a water pipe. If connected with a water pipe, the maximum flow rate would less than 1500L/H; 5. If the water sprays out the container, the flow rate would also less than 1500L/H; 6. Please clean it regularly in case of debris blockage, the pump would make noises or even make the motor short circuit if blocked by debris.