SONOFF Smart WiFi Light Switch 10A 2400W, Wireless Relay Switch Universal DIY Module for Smart Home Automation, Works with Alexa/Google Home/eWelink/IFTTT, No Hub Required, BASICR4, 2 Pack\nAbout this item\n--\u3010Smart WiFi Switch BASICR4\u3011SONOFF Smart WiFi Light Switch BASICR4 is a smart switch which support APP remote control, Smart Scheduled, Group control functions. Furthermore, the smart light switch is compatible with Alexa/ Google Home/ eWelink/ IFTTT, you can voice control it via the Alexa/ Google Home, you can also remote control via eWelink APP by smartphone, or via IFTTT system by web.\n--\u3010Upgrade Chip ESP32 \u3011 Compared to SONOFF smart switch BASICR2, the smart switch BASICR4 use the upgrade the chip ESP32, enhance the basic function, and increase the performance.\n--\u3010Magic Switch Mode\u3011This switch add a new function which is Magic Switch Mode, it means you can still control the light switch through the app even turning off a traditional wall switch.