Description MINIR4 is a mini extreme WiFi smart switch equipped with ESP32 chip that turns traditional switches into smart switches automating lights and electronic devices and tiny size fits in various mounting boxes including the smallest EU type 86 type 120 type mounting box MINIR4 supports external switch control and easily connects to the momentary switch door exit switch SPDT switch latching switch and even dry contact sensors MINIR4 has detach relay mode which means the states of external switches and relay are separated so operating the external switch button won t affect the relay state Such as if you open detach relay mode when you turn off the light your smart light won t be offline and you still can use App to control smart lights MINIR4 is a smart switch with the gateway function of eWeLink Remote After pairing with MINIR4 MINIR4 can be controlled locally by S MATE through eWeLink Remote signal and trigger other smart devices in the smart scene Mini than Ever Adapts to Various BoxesFeatures Mini than Ever Adapts to Various Boxes A brand new product that turns traditional switches into smart switches automating lights and electronic devices It s 40 smaller than MINIR2 fits in various mounting boxes including the smallest European standard ones Ultra fast ESP32 Chip The ESP32 chip is a highly sought after solution for smart home products boasting exceptional safety and reliability With its speedy dual core performance and ample