SONOFF S-MATE Switch MateS-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 the "eWeLink-Remote" signal, and trigger other smart devices in the smart scene. 1 MINIR3 can connect more S-MATE, and 1 S-MATE can be added to 3 MINIR3. 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, such as pulse switch, rocker switch, and change your existing switch into a smart one.SONOFF S-MATE is the module that can transmit the “eWeLink-Remote” signal, We also named it “eWeLink-Remote sub-devices”.MINI R3 is the device with “eWeLink-Remote” received, we name it “eWeLink-Remote gateway”. Once S-MATE was added to any eWeLink-Remote gateway( such as MINI R3, M5), can not only control all products with eWeLink-Remote gateway when there is no network connection locally but also controls any other SONOFF smart device in the smart scene when there is a network connection. It is "eWeLink-Remote" Control, you can click this post to learn more.Documents * User Manual 【”eWeLink-Remote” Control】Use it with the MINI R3 or other smart switch with the gateway function of “eWeLink-Remote”, it can achieve “eWeLink-Remote” control.【Control Ways】Control built-in “eWeLink-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 and M5 smart wall switch. https://elecena.pl/product/27744572/itead-sonoff-s-mate-switch-mate 2025-01-23 https://elecena.pl/product/27744572/itead-sonoff-s-mate-switch-mate 2025-04-01 https://elecena.pl/product/27744572/itead-sonoff-s-mate-switch-mate 2025-04-21 https://elecena.pl/product/27744572/itead-sonoff-s-mate-switch-mate 2025-07-04 https://elecena.pl/product/27744572/itead-sonoff-s-mate-switch-mate 2026-01-22 https://elecena.pl/product/27744572/itead-sonoff-s-mate-switch-mate 2026-01-30 https://elecena.pl/product/27744572/itead-sonoff-s-mate-switch-mate 2026-04-12