dimmer led 1.we are factory,can help you design what you need. 2.the delivery time is short. 3.we can accpet the all payment. Starting from the “Off” position, rotating the knob clockwise will turn on the light and increase its brightness,and rotating the knob counter-clockwise will reduce its brightness and turn off the light when back to the “Off” position. Operates on a 2 wire system, and fits ...