The brightest LED H4 headlight bulb used Original CREE XHP 50 emitters X4 each bulb at ture 9600 chip lumen. It is also the best replacement bulb offers superior ECE compliant beam pattern. This LED bulb is designed with fan and smart cooling system; it cooled for extreme conditions ensure the higher light output and longer lifetime. It is the distinctive one that differs from current market and the best performance and safe driving experience LED for top level market. Now most reliable and longest lasting LED bulbs are available and benefits for auto, motorcycle, quad, commercial vehicles and UTV/ATV.