Shelly 3EM electrical relay White

<b>WiFi-operated 3 Phase Energy Meter and Contactor Control</b>Monitor the consumption of any home appliances, electric circuit and office equipment (lights, power lines, security systems, heating and cooling, etc.) individually. The consumption of your whole home or generated electricity from solar panels with the only one of its kind WiFi-operated Energy Meter with contactor control functionality in the world.Shelly 3EM. Product colour: White, Wi-Fi standards: 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi frequency: 2.4 GHz. Dimensions (WxDxH): 73 x 57 x 22 mm