They are mounted with 2 screws through a recessed hole at each end and the wires come straight out the back of the light.
Mounting Holes are 2" apart - center to center.
5" Wire Leads.
White Wire - Ground. Red Wire - 12V Input.
Light Measures - 2.5" Long x 1-1/8" Wide x 1/2" High.
Requires a 1/2" access hole for Wires to pass through mounting surface.
