1. Fits all kinds of combustible gas and is compatible with 1/2 inch, 3/4 inch, and 1 inch models of new and old gas and water pipeline valves. Easy to install without modifying the existing gas or water pipeline configuration; users can install it themselves. 2. Features automatic and manual clutch conversion. 3. Working environment: Temperature -10°C to +60°C, humidity less than 95%. 4. Automatically closes the valve within 8 to 12 seconds. 5. Insulation resistance: greater than 20MΩ. Dimensions: 100mm x 90mm x 70mm Rated voltage: DC12V Rated power: 1.2W Operating voltage: DC12V to DC18V Torque: 10-30-40kg.cm Withstand voltage: DC600V Material: plastic and metal Color: black Package Contents: 1 x Electric Actuator Valve (with Adjustable Clip) Only the above items are included; other products are not included. Note: Due to lighting effects and monitor settings, the color in the image may slightly differ from the actual item. Measurement error allowance is +/- 1-3cm.