This submersible water pump with bottom suction cup is excellent for aquariums, hydroponic systems, fish tanks, water gardens and a variety of other applications. Water pump adds more circulation to your aquarium and give your lovely fish a near-natural environment, and long enough cord for easy installation. Features: [8.2ft Lift Height]The submersible water pump can elevate a column of water up to 8.2ft(2.5m). Ans the 5ft long power cord offers convenient installation. [Adjustable Rate]Designed with an adjusting knob, allowing to adjust the water rate, the maximal rate can be up to 2500L/H. [Ultra Quiet]The reliable motor does not produce much noise, giving you a quiet environment. No need any tools to detach it, easy to separate, easy to . [Suction Cups]The size makes the pump easy to hide or disguise in the water. Suction cups are great for mounting onto the surface. [Widely Applicable]The submersible pump is perfect for fish tanks, aquarium, fountain, hydroponic systems, cooling and circulation systems, etc. Specifications: Plug Type: Plug; Plug; (Optional) Material: ABS, Ceramic Power: 45W Max. Rate: 2500L/H Voltage: /220-240V Frequency: 50Hz/60Hz Waterproof: Yes H-Max.(Lift Height): 2.5m/8.2ft Cable Length: Approx. 1.5m/4.92ft Pump Size: 10.5*6.5*9.5cm/4.13*2.55*3.74inch Package Size: Aprrox. 16.2*10*12cm/6.37*3.93*4.72inch Package Weight: Aprrox. 1809g/3.98lb Package List: 1 * Water Pump Note: 1. Please check the voltage and power of the pump power before power on, insufficient power and insufficient frequency would affect the rate; 2. Please cut off the power before you install/put in/take away the pump from the water; otherwise, the pump can't outlet water due to the air in it. 3. Used in the water without particles and impurities, NOT for viscous and acid-base liquids. 4. DO NOT dry burn the pump, otherwise it would be damaged. 5. Switch on-off the power repeatedly for several times to eliminate the air in the pump impeller and the pipe. 6. Please it regularly in case of debris blockage, the pump would make noises or even make the motor short circuit if blocked by debris.