Feature: 1. Start the water pump automatically, open the faucet, the water pump works automatically, close the faucet, the water pump stops working, realize automatic water flow control, easy to operate. 2. High temperature resistant, using high temperature resistant material production, this product can be used in cold and hot water conditions. 3. Use electronic components as control devices, so that the product has no sparks during use, fully enclosed and high safety. 4. Can start even with low water pressure. The working conditions of the water flow switch are that the water flow speed is not less than 1.5L/min. 5. Made of brass, the water flow sensor switch is of high durability for long service life. Specifications: Conditon: 100% Brand New Item Type: Booster Pump Flow Control Model: HT-2010 Material: Brass Color: As shown in the pictures Voltage: AC220V Current: 6A Internal Thread: 57mm/2. 2in External thread: 59mm/2.3in Working conditions of water flow switch: water flow speed is not less than 1.5L/min Package list: 1 x water flow switch