HID Slim Ballast 55W 12-24V conversion kit. Complete conversion kit for 2 pieces of premium quality lamps. Suitable for full-, half-, fog, and lighting in most cars with 12 and 24 volt systems. specifications Power consumption: 55W. Socket: Optional. Color Temperature: Option. Supply voltage: 9-32V Ballasts: Slim 102x62x15mm Working temperature: -40 ° - 105 ° C About 3000 hours burninglight Certification: ISO 9001:2000, CE, E24, ETL SEMKO Waterproof to DIN40050, tested according to SAE J575, shockproof according to DIN 40046 Warranty: 12 months A kit contains: 2 Xenon HID lights 2 slim ballasts, 2 brackets for ballasts Cables, Cable ties, Screws Installation instructions.