... ) and Indicator (Tail) functions 8'' x 2.5'' Surface Mount Third Brake (Tail) Light (LED Truck Light) Features Stop ... , ideal to use as retro-fit, a high mount third brake light or an auxiliary tail light12 LEDs ... of super flux (P4) type, super bright and super long life span up ... meets DOT FMVSS 108/SAE requirements for high mount third brake lightRated for 12V, tested to 13 ...