H1 led bulbs 1. SUPER BRIGHT - Utilizing Customized CREE Chips,each led bulb can light up to 6000 lumens@6500k extremely white light with perfect beam pattern,5 times brighter than stock halogen. 2. ADJUSTABLE ADAPTER DESIGN - You can make a simple angle adjustments for proper alignment of the bulb mounts to get correct beam pattern. 3. WIDER WIEWING ANGLE - Boldly Utilizing ultra-thin side design ensure 360 Degree uniform light and wider viewing angle. 4. MAXIMUM COOLING - Unique coverless dual ball bearing fan design ensure maximum cooling and a long life span for NINEO 5. EASY INSTALLATION - Can be installed in 20 mins.Plug and play. Fit for most vehicle.