One such IoT devotee is [Sasa Karanovic], who writes in to tell us about his very impressive custom IoT LED dimmer based on the ESP8266. Rather than rely on a commercial lighting controller ...

The explosion of cheap LED lighting products ... utility of electronic control. This is something that [Albert David has addressed] with his simple ESP8266-based WiFi switcher that he’s added ...

That's where an ESP8266 comes in. It's basically a Wi-Fi microcontroller that you can ... such as switches, outlets, and LED strips. As a result, it's easier to integrate into existing hardware ...