Power cord extendable with 5.5x2.1mm size DC male-female cord. A smart add-on for your existing water or gas ball valve. Simply add this smart valve controller to your water valve or gas shutoff valve. You can control the water supply or turn off the gas valve from anywhere at any time with your smartphone using the free Smart Life app. Power adapter input: 100V-240V Power adapter output: DC 12V 1A Wi-Fi: 2.4GHz only Radio range: 30 meters Valve pressure: 1.6MPA Time off valve auto: 5-10 seconds Time off valve electric: 5-10 seconds Torque: 30-60kgf.cm Plug type: EU plug, applicable for countries including Germany, France, Spain, Italy, and Indonesia Voltage: AC 100-240V Material: Plastic + alloy Color: Black Package contents: 1 x Wi-Fi smart gas valve 1 x adapter 1 x mounting clamp kit 1 x English manual Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. Measurement allowed error is +/- 1-3cm.