These are 75W non-canbus ballasts. You must use a 40 Amp wiring relay harness with any 75W HID kit.
Lifetime: >= 3,200 hours
Input voltage: 9V-16V DC
Cold start current: < 4.50Amp
Working Current: 3.35~3.55Amp
Operating Temperature: -40C to +105C
Dimensions: 10 cm length x 7.5 cm width x 3 cm height