White moulded dimmer switches finished with softly rounded edges and screw caps for a sleek appearance. · · · Intelligent trailing edge dimmers have a lower minimum load than leading edge dimmers, offering greater compatibility for LED, Halogen, CFL and incandescent lamps · · Soft start brings the lights to a set level in around 1 second and extends the life of lamps · · Overload protection prevents failure if you mistakenly connect your dimmer to too many lights or transformers, and will turn the lights down or off until the load is corrected · · Smooth dimming control