Voice Control - Works with Google Home, Amazon Echo Alexa.- Without manual operation, you can control the brightness of the light in one sentence. Remote Control from Anywhere - Support Smart Life APP /Tuya APP.- App remote control your lights anywhere with your phone 2G, 3G, 4G network. Wall Switch Control - The module works with the wall manual switch, so after you install the module in the switch box, the original mechanical switch still works. Compatible Bulbs - Only supports dimmable LED lights and incandescent lights.- Max. Power-1 Gang: AC110V 60W MAX | AC230V 100W MAX- Max. Power-2 Gang: AC110V 40W/Gang MAX | AC230V 75W/Gang MAX