Specifications: 1) Normal operating input voltage range: 7 - 18V 2) Extended operating input voltage range: 6 - 18V 3) Starting input voltage range: 8.5 - 18V 4) Normal output power: 34.5±2W 5) Max. inrush current at 13.5V: 8A 6) Max. inrush current at 13.5V (low power level): 3.2A 7) Efficiency of D1S and ballast at nominal supply: 80% 8) Ballast unit efficiency: 82% 9) Output steady state frequency: 580Hz 10) Temperature range: -40 - +105°C 11) Size (L x W x H): 101 x 74 x 31mm 12) Output voltage: 9 - 18V, 13) Peak input current: 10A, 14) Peak output power: 35W 15) Normal voltage: 12V Features: 1) Electricity-saving: only 35W power is needed, which greatly reduces the load of electrical power system of automobiles 2) Safely: in case of accidents, the sensing circuit in the high-voltage unit can immediately cut off high voltage, to protect personal safety The electric wires with high insulation and the design prevents electromagnetic interference keeps you away from worry 3) Super brightness: the brightness is increased by 300%, so that the lamp can radiate to higher, wider and farther place, and even can radiate to the small flowers and stones in wall corners and small ditches by roadside 4) Long life: service life is 3,000 hours, greatly above total hours of an automobile during normal night 5) Complete range of sizes: different types of bulbs are applicable to all the types of automobiles 6) Easy installation: xenon lamp adapter is inserted into original lamp holes, and fix the fixing device and connect the power cords and connect power cable, no modification is required for changing existing parts and components