SONOFF M5 SwitchMan Smart Wall Switch 1/2/3 Gang Push Button Switch Works With Sonoff S-Mate/ R5 EWelink Alexa Google Alice Siri SONOFF M5 SwitchMan Smart Wall Switch 1/2/3 Gang Push Button Switch Works With Sonoff S-Mate/ R5 EWelink Alexa Google Alice Siri. Sale price : $12.49 Category : Consumer Electronics