A red LED brake light which displays your message and illuminates when you brake! The brake light is inserted into your trailer hitch receiver and plugs into the 4-way socket. When you brake or turn on the hazard lights, it will light up, and your message becomes visible!
 
Fits a standard ‘Class 3 & 4’ 2”x2” trailer hitch
Water resistant up to IP55 level
Includes integrated 24” cable to connect to the vehicle’s 4-way connector