... ,white 4)Materials:PC Lens,aluminum base 1)lightbar with LED display screen2)Working voltage:DC12V/24V3)Color:red,blue,amber,white4 ... ×64 character lattice image.5. The LED warning light composed of below:a) Front side:8 LED modules,are available in red,blue ... lights working when the screen colsedb) Rear side: 10pcs amber LED modulesc) Sides: 4pcs LED modules,are available in red,amber,blue6)The ...