Sonoff is one of the most popular brands of smart home automation over low cost wifi. Sonoff has a very wide range of Lighting Control Switches, Device Controllers, Sensors & Security Cameras, Smart Bulbs, Smart Relays and many more, which are connected to a WiFi home router that helps communicate with each other and with you via your smartphone.Sonoff products combine quality, efficiency, functionality, beautiful designs and affordable prices. It is also compatible with Google home, Alexa and IFTTT.