EU Universal 12-24V 5A PWM Dimmer Switch for Low Voltage Lights RV Light Dimmer Light Switch Control Panel 12-24V 5A Universal PWM Dimmer Low Voltage Dimmer LED Dimming Switch: Easily adjust the brightness of your 12-24V dimmable lights. Low Voltage Dimmer Switch: Simple wiring and installation for hassle-free use. Knob Switch: control panel compatible with moderate size for . Constant Resistance Tuning Switch: Daily installation needs met with front panel placement. Colour:Black Material:Plastic+Aluminum Package Contents: 1 x Light Dimmer With mounting screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.