Description: Three control methods, APP control + voice control + switch touch control. connection, No gateway hub is required, just install it and use it. Directly connect to the Internet, you can control with your mobile phone to realize smart life. Support voice speaker control, The switch is compatible with Alexa and Google Home, allowing you to use the voice control smart switch to turn on/off. Timing, The smart switch is automatically turned on and off at a given time through the timer function. Tempered glass touch screen of this smart switch is sensitive to the touch of control. It is water-proof,Damp-Proof, Resists Scratches. Specification: Rated voltage: 90-240V Working frequency: 50-60MHz Total load power: 2200W Operating temperature: -10-70C Touch tempered WIFI switch Size: 86x86x35MM Package Includes: 1x Smart Touch WiFi Switch Note: Transition: 1cm=10mm=0.39inch Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!