Tuya ZigBee Smart battery Water Gas Valve Controller Automatic Low Power Consumption Voice Control with Home BY- Long battery life,Low power consumption Note: batteries are not includedplease purchase in addition. APP Remote Control Voice Control by or Home Timer the Schedule to ON/OFF the Controller Automatically Wide Application Notice before purchase NOTE: ZigBee gateway is required, please purchase in addition. Intelligent linkage:The valve close automatically when the sensor detects the water leak. Intelligent linkage: When the alarm detects a leak, it issues a shutdown .The valve controller executes the to cut off the valve to protect the . Low battery alarm:When the battery level is lower than the operating voltage, the device buzzer beep and the indicator light flash at the same time. Schematic diagram of home gas installation Schematic diagram of tap water installation Temperature:-10C-+40C Humidity: Less than 95% Valve pressure: 1.6MPa Torque:30-60kg.cm Closing time: 5-10s Opening time:5-10s Color:As Shown Material:Plastic Package Contents: 1 * Gas/Water Valve 1 * English Instruction Manual 1 * Installation Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.