Feature: 1. Only need a wrench to connect the pump, easy to install, saving you the cost of plumber. 2. The booster pump is energysaving, easy to operate and silent work, with good performance. 3. Can be used for water supply in household water storage tanks or rooftop pools. 4. Using this pump can greatly increase the water pressure and keep the water pressure stable. 5. Made of brass, stainless steel and rubber materials, strong and durable, has a long service life. Specification: Item Type: Booster PumpMaterial: Brass, stainless steel, rubber Model: 15WG-10-105 Caliber: G1in Rated Flow: 10L/min Maximum Flow Rate: 18L/min Rated Lift: Approx. 9meter / 29.5ftMaximum Lift: Approx. 11meter / 36.1ftPower: 105W Voltage: AC220V Speed: 2800r/min Frequency: 50Hz Insulation Class: E Protection Level: IP44 . Package List: 1 x Pump 2 x Stud2 x Nut2 x User Manual Note: 1. Please install a leakage protector to ensure double safety;2. There must be a reliable grounding: the ground wire and the neutral wire should be strictly separated;3. Do not cover the surface of the motor, keep the surrounding air circulating;4. Don't get exposed to rain or sun to reduce the service life;5.Do not pump liquids other than water.6.Before turning on the pump, turn on the faucet to make sure that there is water flowing through the pump. When the faucet is turned off, the pump should stop automatically. If not, the water flow switch is damaged.