For Chevy For Cadillac Xenon Lamp Ballast Material: This ballast module is made of aluminum, offering heat dissipation and impact resistance, making your nighttime driving safer Function: Our headlight ballasts are equipped with multiple protection features to prevent damage from overheating, overvoltage, and short circuits. These protective measures not only extend the ballast's lifespan but also improve overall performance Headlight driver module, intelligent decoding eliminates faulty lights and improves light stability。 Xenon ballast, low power consumption and high brightness, no decay for long time use。, Manufacturer: LLYIXUAI