Federal signal micropulse pair red blue

Used condition. Tested and fully working. 
These were mounted to a license plate bracket but removed when the vehicle was decommissioned and the bracket left on the vehicle. Has the corner brackets which can be mounted to any flat surface.  One is red one is blue. Has cosmetic wear including light lense yellowing scratches scuffs and some oxidation to the metal housing. Will receive the pictured units
Model #MPS300-R and MPS300B
Micropulse