SONOFF Extreme Switch Mate S-MATE2 eWeLink-Remote Control via Smart Switch for Smart Home Work with Alexa Google Home IFTTT Description: Communication methodBluetooth-compatible,Other Camera EquippedNo State of AssemblyReady-to-Go Model NumberS-MATE2 CompatibilityAll Compatible Brand NameSONOFF Specifications: Compact and CompatibleS-Mate2’s compact size fits in various mounting boxes, including the EU/86 type and 120 type mounting box and fits almost any switch type, like push switch, rocker switch, etc Suitable for Multiple ScenariosThe combination of S-Mate2 and other devices with the gateway function of “eWeLink-Remote” can meet various home automation needs for your family, such as two way control, no neutral wire solution, etc, making your life more convenient. Package Included: 1*Smart Switch