ITEM NAME:Valve Switch Water Gas Alarm Robot Automatic Electric Switch Remote Control R1O9 Valve Switch Water Gas Alarm Robot Automatic Electric Switch Remote Control R1O9 product manual: 1. It is suitable for all kinds of gas alarms. It is suitable for 4, 6 and 1 inch different models of old and new, pipeline gas ball valves and butterfly valves. It is easy to install and does not need to change the original design of gas pipeline. Users can install it by themselves. 2, with automatic, manual conversion clutch. 3. Dimensions: 100mmX90mmX70mm 4, rated voltage: DC12V 5, working voltage: DC8V-DC16V 6, working current: 20mA-350mA-1000mA 7, working power: 0.24W-4.5W-10W 8, torque: 10-30-40kg.cm 9, automatic valve closing time: 3-8 seconds 10, electric valve opening time: 3-8 seconds 11, insulation resistance: greater than 20MÃŽ © 12, withstand voltage: DC600V color:black material: metal Package Contents: 1 * valve switch.It is suitable for all kinds of gas alarms. It is easy to install and does not need to change the original design of gas pipeline. Users can install it by themselves. 2, with automatic, manual conversion clutch.