The 7 LED 4 Inch White Fleet LED Light with #1157 Plug is a practical and reliable lighting solution. With 7 SMD LED 12 Volt lights, it provides excellent brightness and visibility. Made with a sealed polycarbonate lens and housing, it ensures durability and longevity. The 4 1/8 inch diameter and 3 mounting holes make installation easy. This light does not require a grommet, simplifying the process. It uses the 1157 socket for high/low functions and is DOT approved. It fits GG recessed housing, most 2010 and newer sleeper housing with wiring modification, and OE stock load light housing behind the cab/sleeper.