HID ballast low defective rate

HID ballast: true plug-and-play for most sizes Waterproof system Submerge bulbs and ballasts underwater Reverse polarity, open and short-circuit protection Vibration-resistant Internal voltage protection Input voltage: 9 to 16V DC Operating temperature: -40 to 120°C Silica gel inside Stainless steel case for water-resistant, dust and insulate-resistant vibration Certifications: CE,E-mark (E-4),ISO9001:2000 Car HID xenon conversion kit with color temperature range of 4,300 to 12,000K Conversion kit: 3,200LM automotive xenon headlamps Comes with 15 months warranty on ballasts and one year warranty on bulbs