Description: Remote controlMobile phone application remote control.The Valve power by TUYA,you can shut or open the valve automatically with smart phone no matter where you.. if you are away from home,the mobile phone can be remotely controlled,open the watering valve to water the farmland,water the garden,and close the gas valve. ZigBee ZigBee hub is required. The ZigBee smart valve compatible with Amazon Alexa and Google Home Assistant, allows you shut-off/on your water valve via your voice Compatible with water pipe ball valves, electric, manual control switches, and natural/liquid/tap gas, suitable controlling water valves, natural gas valves, filling pools, farm watering plants Multiple usesSuitable for automatic control of water pipe ball valves,electric,manual control on and off,for Gas valve opening and closing,also suitable for self-controlling switches of valves such as liquids and other gasesses TimingSet the time to automatically open or close the valve In order to prevent power outages caused by the inability to use,there is a manual clutch at the bottom of the unit with a pull ring, which allows to move the lever to close or open the valve Applicable to new and old gas water pipeline valves, no additional piping, users can install it themselves Installation Guide 1. Valve controller installation must be on the same axis between valve controller axis and valve center axis, otherwise the valve can not be completely closed and opened. 2. After the valve controller is installed, the clutch pull ring can be pulled down manually, and the controller handle can be switched manually to check whether the valve switch is in place. 3. Connect power adapter.