Shop Nilight 2 Gang ON-Off Switch Panel 4 PIN DPST Toggle Switch Panel 12V 20A Black Anodized Aluminium Switch Shell Bracket with Screws Ternimals Jumper Wires Set for Cars Trailers Boats RV Camper in high quality. The switch is compact and easy to install. Rocker switches are commonly used for lights, pumps, fans, vents, and many other uses in RVs, Buses, Horse Trailer Conversions, Haulers, Travel Trailers, Boats and more.