Specifications: Name: Water Pump Materials: ABS Inlet/Outlet: 4mm Threaded port Voltage: DC24V Power: 28W Flow Rate: 350-900L/h(m3/h) Max Water lift: 7m Drive mode: electromagnetic Sizes:About 7.7cm(L) x 4.5cm(W) x 4.4cm(H) Weight: 240g Features: WATER FLOW CONTROL -- An Adjustable Knob to control the water flow rate, so you can get just the amount of water pressure you want. Maximum flow rate: 800L/H. STRONG POWER & HIGH LIFT -- Max Lift Height: 7m. 32W high efficiency motor for energy saving. Lift height is a max height the water goes up, after connecting the water pipe to the nozzle (Make sure the joint sealed securely and tightly) WIDELY APPLIED -- Suitable for use in farms, swimming pools, flooded basements, drainage in water transfer applications Common Trouble shooting: 1.The pump flow is reduced or no water. (The pump chamber can be disassembled for cleaning). 2. Tland use when the pump does not run water. (There is air in the pump or in the pipeline.) Note: 1.Do not take the wrong pump positive and negative. 2.Prohibit not through the power converter will be connected directly to the 220V power supply pump. 3.Is strictly prohibited for strong acidity, alkali and other damage to the pump medium. Package includes: 1 x Motor Water Pump