LED Cord Dimmer: Used to turn on and dim incandescent lamps, dimmable LED lamps, high-voltage halogen lamps, and halogen lamps with electronic transformers. It cannot be used to control the speed of inductive transformers, fans, and motors. Complies with UKCA and CE standards! Specification: Rated Voltage/Frequency: 220-240VAC/50Hz. Adjustable Power: 3-100W. Dimensions (mm): 81*33.4*22*34.8. Single wire connection: 0.75... 2.5 mm. Color: black. Adjust brightness: the light is on. Turn the control knob clockwise: the light becomes brighter to maximum brightness. Turn the control knob counter-clockwise. The light dims to minimum brightness. Turn the MIN knob counter-clockwise to get the desired brightness. Turn on and off, no need to wait. Electronic overheating protection, turns off at 80 °C, automatically opens below 80 °C. It should be specified that the required LED lamps must be dimmable to avoid flickering problems with this type of dimmer._MGF