The 4 Inch Pearl Series 24 LED Dual Function Light is a practical and versatile lighting solution. With 24 LEDs and a 12V power source, this light provides ample brightness. It features a durable acrylic lens and is available in various color combinations. This light does not include a housing, making it ideal for use with existing light housings. It is hardwired with a 2-prong plug and has 3 mounting screw holes, requiring a 4 1/2" diameter hole for installation. Designed to fit OE stock load light housing behind the cab or sleeper, this light is a reliable and convenient choice.