Double structure, light the effect is good. Tungsten halogen bulbs, LED light source or pulse xenon lamp tube. 1. Superior straight-ahead performance,double-level design,more bright efficiency.2 . Lexan lens easily maintained,no distort,highanti-impact ability,waterproof,dustproof.3 . Choice of high-quality halogen bulb,extra bright LED and German improted impulse xenon tube various styles ...