Partsam 2 Amber + 2 Red Truck Trailer 2.5" Round Side Marker Led Clearance Light 4LED 12V, 2.5 Inch Round Led Marker Lights, 2.5 Round Led Clearance Lights, 2.5 Inch Round Led Flush Mount Lights

Partsam (2xRed + 2xAmber) 2.5" 4LED Round Led Truck Light, Led Marker Light, Side Marker Light, cab roof marker light.

Side marker and clearance light, serves as clearance, side marker or identification light, turn singal light.

Compatibility: 12V trucks, trailer, utility trailer, horse trailer, travel trailer, camper, RV, motorhome etc.

You can use them on any applications: left right front rear Top Roof Truck Bed

Size without grommet: Outer Diameter: 3.0", Inner Diameter: 2.5"; You need to drill a hole about 2.7 Inch to put this grommet in; 2 Wires Connection: Black is the negative and red is the positive. NOTE: THIS IS NOT PLUG AND PLAY