Easy Installation - Small size dimmer easily integrated into the custom control panel or install it in the places you want with the front panel (included in the package) On Off dimming control - it provides a smooth and linear dimming experience without flickering, from full brightness to the lowest dimming setting, finally a "click" sound to turn off DC 12V PWM Dimmer - Adopt Method Most energy-efficient high-side PWM dimming, flicker-free and save battery drain. Dimming up to 48 watts (4 amps) in 12v conditions Perfect for lighting retrofit projects - quickly add a dimmer to lights or upgrade existing on/off fixtures to downlights dimmable and reduce battery power consumption Commonly used for lights in motorhome, caravan, camper trailer, boat, car, marine, truck, van or any dimmable DC 12V LED light, strip lights, awning lights, etc.(Not suitable for multi-color light strips)