The ballast parameters:
Output power: 35± 0.5W
Input voltage: 12V
Input voltage range: 9 to 32V
Color temperature: 4, 300 to 8, 000K
Working current: 3.4A
Luminous flux: 3, 300lm (depends on bulb type)
Lifespan: Over 3, 000 hours
Working temperature: -40 to +105° C
Instant voltage when lighting the lamp: 23kV
Maximum current when lighting the lamp: 5.6A
Output load: One HID lamp of 35W
Ballast electromagnetic compatibility standard EMI: S95, 54, and EC
Reverse connection, and high/low voltage protection
Various ballasts and bulb are available Shock, water, and dust resistant Suitable for all automotive HID headlamp of 35W

Main bulb type:
H1, H3, H4, H7, H8, H9 H10, H11, H13, 9, 004, 9, 005,
9, 006, 9, 007, 880, and 881
Flexible bulbs: H4(Hi/Lo), H13(Hi/Lo), 9004(Hi/Lo), 9007(Hi/Lo)
Bi-xenon: H4-5, H13-5, 9004-5, 9007-5

Details:
2PCS x 12v/35w xenon lamps
2PCS x 12v ballasts
2PCS x mounting brackets
1PC x installation manual
1PC x packing box
All necessary wires and install accessories