Rated voltage:85 - 265 v Electrical life:100000 times Working temperature:-20 - 55 Special Function:Timing Function Colour:White Material:ABS Function Introduction: 1. APP remote control, anytime, anywhere, remote control light switch 2. Voice control, simple voice commands to control the light switch 3. Timing-schedule, countdown function, maximize customization of your life 4. State memory function 5. Group control, set all smart switches as a group through Tuya app, and then turn off all appliances or lighting with one click through your smartphone. Package Contents: 1 * WIFI Smart Switch 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.