This smart wifi module with mini design suits for wall switch box,and easily hide it into your hidden wall switch box of your traditional switch without any influences on style to smart.More importantly,your traditional switch and this smart module can work independently under non-interfering mode. The mini wifi switch is compatible with AC power sources, working voltage: AC100-240V 50/60Hz.Support 1 Way or 2 Way (2 switches control 1 light); simply connect to 1 of the 2 switches and convert the connected device into a (for 2-way circuit) The MINI WiFi Switch is compatible with for (for / Dot/ Tap) and Home Assistant. It allows you to use your voice to control home devices and enjoy hands-free experience. Take full control of connected appliances with , schedules and countdown with the app; share control with family and friends for added convenience Control with your smart phone via Smart Life/Tuya app without a separate hub. Color:As Shown Material:plastic 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.