Novsight led headlight,H4 Yellow headlight/foglight 10000lm(2x5000lm) 72w(2x36w) 4300k Yellow 1 year warranty feature: with upgraded bridgelux-cob light source, the light pattern is better, 30% brighter than before. Adopt opening heat dissipation fan with 12,000rpm/min to cool the temperature of bulb, more air volume, more silent. Aircraft aluminum profile: aviation standard aluminum lamp body, anti-oxygen and high temperature resistance. Non-polarity, plug and play, more easy installation. Ip68 rated waterproof and dustproof. Super long lifespan up to 100,000 hours. Built-in smart driver, which compatiiable with more than 99% vehicle. Specifications: bulb socket: H4 headlight led chips: with bridgelux-cob led chips power: 72w/pair(36w/bulb) lumen: 10000lm/pair(5000lm/bulb) color temperature: 4300k white voltage(v): dc 9v-32v beam angle: 360° waterproof level: ip68 material: aviation aluminium 6063 super long service life: 100,000 hours warranty: 21 year how to know your headlights model . There are 4 kinds of methods to confirm which headlights/fog-lights model of your cars. 1.check your headlights model from your car instructions . 2.check your car original light plug or bulb holder is which type.take your original led lamp out from car, there is the headlight model on the original led lamp.and check your car original light plug or bulb holder is which type.