PWM Dimmer: Adopts most power-efficient high-side PWM dimming system that is flicker-free and saves battery drain Dimmable up to 48 watts (4 amps) under 12V conditions PERFECT FOR RETROFIT PROJECTS: This dimmer switch allows for quick flicker-free dimming. Versatile, for DC12V Application: Compatible to halogen, incandescent, non-regulated LED light fixture, strip light, supports maximum output 6A.Used for lights in RVs, camper trailers, boats, cars, marine, trucks, vans or any dimmable DC 12V LED lights Installation Assistance Replace your existing on/off switch in RV boat lamp fixture to create a low-light ambiance and save battery drain Built-in off-switch The dimmer switch is already integrated with the OFF switch and no additional on/off switch is required. DC 12V dimmer switch Upgrade the on/off switch to a dimmable switch. acegoo 12V Dimmer Switch Campervan Boat High-side PWM Dims up to 48 watts (4 amps) under 12v condition. Works with Dimmable LED Light Fixture, Halogen, Incandescent, Strip Lights On Off Dimming Control - it provides a smooth and linear flicker-free dimming ex Ideal for interior or exterior lighting control on RVs, boats, trucks and trailers. Flexible Installation Method Small size fits easily into a custom/OEM control panel and attaches neatly behind the front plate (front plate included in the box) to replace your existing on/off switch. Dimmable upgrade for on/off fixtures to reduce battery drain Provides smooth transitions from light to dim and end with satisfying clicks Acegoo 12V Dimmer Switch, RV Light Dimmer High Side PWM Dimming Switch Boat Camper Trailer Van Truck Cars Works Led Fixture Halogen Incandescent Strip Lights 9e1c9eab 6ead 46e2 Ac36 51d3bb1c1c73.48137ee472d559e21a3a12ac0ed5a77e Installation Support: We stand behind our products.