Feature:1. Perform automatic water flow control, make the water pump start automatically, it works automatically when the faucet is opened and stops working when the faucet is closed2. Manufactured from high temperature resistant materials, the product can be used in cold and hot water conditions3. Use electronic components as a control device so that the product does not have sparks during use, and full safety closed4. Start at low water pressure, easy to use, perfectly meets your needs5 Strict quality control and quality assurance, high safety factor, can be used with peace of mind Specification: Item type: water pump flow sensor Model: HT-60 4-4 Material: brass Voltage: AC220 V Current: 0.5 A Power: 60 W Internal thread: G3/4in External thread : G3/4in Water flow switch working conditions: Water flow speed is not less than 1.5L/min Package list: 1 x water pump flow sensor 2 x rubber washer Please be aware: