SONOFF MINI Extreme Wi-Fi Smart Switch MINIR4 Feature: 【Matter Compatible】SONOFF MINIR4M is a Matter-certified device, it can work with other brands of Matter end devices and integrate into Matter-enabled platforms, such as Alexa, Apple Home, Google Home, etc. Controlling all smart devices through one app is no longer a fantasy. 【Mini Size】MINIR4M’s mini size fits in various mounting boxes, including the smallest 86/EU type. 【External Switch Control】MINIR4M can easily connect to the momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors. .