HID Xenon Bulbs Features:
1) UV-blocking quartz glass for headlight protection
2) Color temperature: 3, 000k - 12, 000k or above
3) Luminous flux: 3, 200 LM (4300K)
4) Light colors: Golden light, sun light color, sky blue, light blue, dark blue, Purple, etc.
5) High brightness: Three times luminous flux as that of halogen tungsten lamp
6) Long lifespan: Over 3, 000hrs
7) Low power consumption
8) Replacement HID xenon bulbs for car HID xenon conversion kits
9) 35W output power
10) 100% compatible with original halogen system
12) High safety
13) Bulb Type: H1, H3, H4 (HB2 / 9003), H7, H8, H9, H10, H11, H13, 9004 (HB1), 9005 (HB3), 9006 (HB4), 9007 (HB5), 880, 881.

H4 bulb can be referenced to as a 9003 or an HB2.
9004 bulb can be referenced to as an HB1.
9005 bulb can be referenced to as an HB3.
9006 bulb can be referenced to as an HB4.
9007 bulb can be referenced to as an HB5.