SONOFF MINIR4 Smart WiFi Light Switch,Universal DIY Module for Smart Home Automation Solution,1 Pack

MINI Size & APP Control: The mini size allows for easy installation in a variety of box sizes; can be controlled remotely via eWeLink APP, 【Super Tiny Size】Its compact size allows it to be installed in various mounting boxes, including the smallest European standard, 【External Switch Control】Easily connect to the momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors, 【Safe & Reliable】TÜV, CE, and FCC certifications ensure a safer and more reliable product