... 4.waterproofr/shockproof 5.min order:20pcs hid ballast:Place of Origin: Guangdong China (Mainland)Brand Name ... Circuit Protection C. Undervoltage Protection D. Overcurrent ProtectionHID Ballast details: 1)Input connection-reverse prothhhection2)Output Protection, ... H13, 9004, 9005, 9006, 9007, 880, 881 B:Ballast Function:A. Overvoltage ProtectionB. Short Circuit ProtectionC. Undervoltage ProtectionD. ...