TRIAC Dimmer 100-240V AC 1.36A TRI-C1 - improved version of the FUT036 is a small device used to control LED lighting. It allows you to change the light intensity. Control via a remote control, smartphone application (WiFi bridge WL-BOX2 required) or push button to turn on/off the light, and change the light intensity. The controllers acts as a repeater, while maintaining a 30m spacing between successive elements, allows for unlimited range.