This 2 Inch Round Incandescent Red Marker and Clearance Light with Reflex is a practical and reliable lighting solution for most makes and models. With a red lens and polycarbonate housing and lens, it is durable and long-lasting. The PL-10 connection and flange recess mount make installation easy, and it operates on 12 volts. Measuring 3 inches wide by 3 inches tall by .75 inches deep, it is compact yet effective. Sold individually, this light meets FMVSS P2 A standards and is a great choice for anyone in need of a dependable marker and clearance light.