[Super-bright application in DOB technology] DOB chip LED adopts 6000K pure white color, and the h1 LED bulb increases the light efficiency by 200%. angle is 360 degrees, no blind spots. Boldly use the ultra-thin side design to uniform 360-degree light without black spots and provide a viewing angle. Don't blindly blindly approach the oncoming car and prevent other drivers from reflecting on it. your safety. [Adjustable installation] In addition to the brightness, we designed a fully adjustable 360-degree installation collar. You can simply adjust the angle to align the lamp holder correctly to obtain the luminous flux and the perfect luminous flux. [Perfect heat dissipation performance] design of the dual ball bearing fan, combined with a 12,000 degree rotation per minute and a double foldable copper core radiator, the maximum heat dissipation effect, allowing our h1 LED headlights to shine in 30,000 hours. IP67 waterproof driver and connector. Excellent performance in bad weather such as fog/rain/cloudy. [Installation is very simple, ready to use] The radiator part is only 23.5 mm long, suitable for 98% of vehicles, and there is enough space for the headlights to breathe after installation. Plug and play installation can be completed in 20 minutes. Voltage:9-30V LED Type :Superior DOB LED chips Waterproof rate : IP 65 Working Temp : -40Celsius - +80Celsius Connector Type :Plug and Play colour:Silver+red Material:Aviation Aluminum Package Contents: 2 x LED headlight bulb Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.