... 3.Water proof 4.Thermal protection 55W Auto Xenon HID Ballast Type: HeadlightVoltage: 12VLamp Type: HID XenonCertification: ... China (Mainland)Hid: Hid HeadlightModel Number: DU-HID/Ballast-M12v/55w,24v/55w all available: Hid Xeno... Features ... output: 55W6) Operating temperature: -40 - + 105°C The ballast matches lamps as H1, H3, H4, H4 (H/L), ... , 9005, 9006, 9007, 880, 881 55W Auto Xenon HID Ballast