L Advanced automatic H7 production line insure consistent lamp dimensions, hence consistent top quality L UV quartz bulb creates maximum UV protection for you and the environment from harmful lights, while insuring durability and a always renewed look L Patented High-Temp Scratch-Resistant Cap insure precise luminous flux L Extra long life span Areas of Application: N Driving light source for auto headlight lamps N Also available in super white, laser blue, rainbow, super yellow