Color Dimmer, GLISTENY LED Light RF Dimmer Single Color Controller 8A DC12-24V with LED Wireless Remote For 3528 5050 Lights Strip Control Dimmable Supply Voltage:DC12-24V Max. load current: 8A It can be used as a LED dimmer. You can going to use it in you truck as a switch This product has powerful functions and small size, it presents multiple sepcial dynamic models,brings a new application for LED decoration.