This is a Whelen LIN12 Amber LED module.

Fitment is for Whelen Liberty II or Patriot light bars.

Liberty II fitment is intended for bars with wide halogen alley lights but can be used for those with narrow alley lights as well if you don't mind a slight gap on the edge next to the Alley Light.

Fits front or rear left or right.

Item has been cleaned and tested to be working as intended.

This is NOT a Balast module.

This IS Standard Length / This is NOT Extended Length.

Module has LIN12 PCB with room to add circuit and LEDs to make it a full 12 instead of 9 LED unit.