Features:

Compact and CompatibleS-Mate2s 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, etcSuitable 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.5 Years Battery LifePowered by a CR2477 battery. The battery life data is obtained from SONOFFs internal laboratory, please refer to the actual use.Note:Use S-Mate2 with MINIR4 or other smart switch with the gateway function of eWeLink-Remote, it can achieve relaibale 50M eWeLink-Remote local control.Package Included:1 x S-Mate2 Switch