Feature: 1. Better Control: The pump body is equipped with a built in frequency converter, which can save energy conservation and power consumption. The output power can be automatically adjusted according to the output, and the water pressure can be adjusted, making it less prone to tube explosion. 2. Reliable Work: Appearance waterproof, small size, easy to install, high temperature resistance, corrosion resistance, frost resistance, and rust free water. 3. High Efficiency: Adopting permanent magnet brushless motor, with low noise, no burning, low and stable losses, and a speed of up to 6500RPM, high efficiency. 4. Clear Display: Equipped with a large display screen for real time observation of voltage, water shortage, leakage, motor, and other status, can also observe changes in temperature, power, voltage, head, etc. 5. Wide Application: Can be used for household water supply, apartments, high rise buildings, etc., household tap water is pressurization, well water extraction, or used for pressurization under roof water tanks. Specification: Item Type: Booster Pump Maximum Flow Rate: 4.5m³/H Maximum Lift: Approx. 30m / 98.43ft Maximum Power: 400w Suction Lift: Approx. 4m / 13.12ft Maximum Speed: 6500RPM Pipe Diameter: DN25. Package List: 1 x Booster Pump1 x Power Adapter1 x User Manual Note: 1. When using the water pump, try not to cut off the power supply. 2. The pump must be grounded and installed in a safe and ventilated tunnel. 3. It is prohibited to use media containing sand, mud, metal powder, etc. to enter, and the medium temperature is within 50℃.