Sonoff S-Mate Switch Mate, White

S-MATE is battery-powered, so it does not require a neutral wire in the mounting box. S-MATE is fit for almost any switch type, change your existing switch into a smart one. S-MATE can connect the ordinary 1/2/3-button wall switch which acts as a remote controller. After pairing with MINI R3, MINI R3 can be controlled locally by S-MATE through "ewe Link-Remote" signal, and trigger other smart devices in the smart scene. "ewe Link Remote" working distance is Up to 50M in open space. Products Features Use it with the MINI R3 or other smart switch with the gateway function of “ewe Link-Remote”, it can achieve “ewe Link-Remote” control. Control built-in “ewe Link-Remote gateway” devices when no Internet is available, and it can trigger other smart devices in the smart scene when there is a network connection. Compatible With Switch Types: S-MATE is fit for almost any switch type, like, pulse switch, rocker switch, change your existing switch into a smart one. Switch Mate: Works with MINI R3 smart switch, M5 smart wall switch and S40/S40 LITE smart plug.