HID digital slim ballast. 

9V-32v / 35w 

Start amp:3.71/3.13A
Nor amp:3/1.65A. 

Defect rate:1.5%

Features:
1) High efficiency, low power consumption and high reliability
2) Waterproof and shockproof; Excellent in performance
3) Various ballast colors available
4) HID xenon lamps don't have a filament, but create light by the arc between two electrodes
5) Xenon beam appears as a bright white beam which resembles natural daylight and doesn't cause any stress or harm to the eyes
6) It reduces bodily fatigue and allows the driver to see the road surface, contributing to greater driving safety..