12 Volt PWM Dimmer, 7 Amps Per Channel, 2-Channel LED Lighting Dimmer Controller for LED or Incandescent Auto RV Marine Aircraft Interior Accent Lighting Powerful 7 Amp per channel (97W at 13.8 VDC), easy-to-install, on/off switch and dimmer controller for interior lighting inside your RV, Truck, Auto, Boat or Aircraft. 12 Volt Pulse Wave Modulation (PWM) Electronic Dimmer for DC Lighting Applications. Each of two (2) rheostats control independent circuits. Self-contained 2.5" x 2.5" format. Dual 1/4" shaft and screw-down input and output terminals Integrated on/off switch with smooth control rheostat Each channel can handle 7A Capacity (97W, 13.8VDC) - Powerful enough to dim an automobile headlight (but not recommended !!)