LED Dimmer PWM DC Lighting Dimmer Controller 24 VDC with Remote Knob for LED Incandescent Auto RV Marine Aircraft Interior Lighting Finally an easy-to-install 24 Volt dimmer controller for interior lighting inside your RV, Truck, Auto, Boat or Aircraft. 24 Volt Pulse Wave Modulation (PWM) Electronic Dimmer for DC Lighting Applications and DC motor controller Rheostat mounts remotely from the dimmer circuit board for more flexibility during installation. 12mm of rheostat threads for installing in thicker panels; Over-current protection; Easy screw-down input and output terminals; 100 Hz PWM frequency 7 Amp Capacity (168W, 24VDC) Dimmer with precise PWM control of LED and Incandescent Lighting