WiFi-operated Relay Switch Control a wide range of home appliances and office equipment (lights, power lines, security systems, heating radiators, HVAC systems, etc.) from anywhere with the smallest WiFi-operated relay switch- Shelly 1PM. Features: Has an embedded web server Has been designed for installation in a limited space, such as wall mounts, electrical control panels, etc. Can function as a standalone device, as an accessory to a home automation controller, or it may be used as another automation system's component. Can be used for electrical circuits (up to 3.5 kW) with energy consumption monitoring, overload, and temperature protection. Easy control through the Shelly app, various protocols and platforms, as well as voice assistants.