... No.1 in alibaba website HID ballast for xenon lamp 12V/35W 12V/55W SOMING-A03 1 ... 83*63*15mmBallast weight:0.27KGOperating temperature: -40C~+105C3 Bulb type availableSingle bulbH1, H3, H4, H7, H8, H9 ... 6000K, 8000K, 10000K, 12000K, 15000K, 20000K, 30000KColorful bulb: Purple, Green, Red, Blue, Golden 5 Kit includes: ... HID BULB x2 HID BALLAST x2 Wiring and connector x2Screw ...