This LED Dimmer is a trailing and leading edge dimmer switch and is a smart choice for your LED home lighting. Using the latest V-Pro technology, it has the best possible dimming performance for any given load and can dim to very low levels to create the right ambience for your room. It is compatible with most dimmable LED bulbs. This push on - push off switch is silent to operate and is finished in white to complement most colour schemes and is controlled by a microprocessor providing intelligent overload protection. For example, you connect your dimmers to too many lights or transformers by mistake, it will protect itself from failure by turning the lights down or off until it has the correct load. - Trailing and leading edge dimmer switch - Can be used to convert most existing dimmer switches to maintain current decor - 1 x 300W 2-Way Single Plate - Maximum load for LEDs is 120W or 10 LEDs; for halogen bulbs it's 300W - White finish