Imperial 81039 Snap-in License Plate Lamp 1-1/4" (Pack of 2) Chrome-plated steel light snaps into 1-1/4" diameter hole (overall diameter is 1-1/2") Commonly used to illuminate license plate on step bumpers Two units required for legal license illumination. Also serves as perfect interior, compartment, courtesy, or general illumination utility light 438 series is sealed with single 6" lead wire Snap-in installation