This LED Continuous Adjustment Dimmer Without On/Off Function is designed to work with lights that are internally switched. Ideal for Aurora Pop-Up Light (404610-3). A center touch sensor activates the color-coded dimming levels. When powered, the LED ring is dark blue; when adjusting towards maximum brightness, the ring becomes lighter blue; when adjusting towards minimum brightness, the ring becomes darker blue. Memory function turns the light back on at the same brightness level as when it was turned off. Constructed of corrosion resistant 304 stainless steel. 1.5A max. 12/24VDC. IP67 waterproof rating.