... test * Polarity protection test * EMC anti-jamming testHID BulbTypes:Single beam Bulb: H1, H3, H4-1, H7, H8, H9, H10, ... , 9004-1, 9005, 9006, 9007-1, 880/881H/L Bulb (Xenon L+Halogen H): H4-2, H13-2, 9004-2, 9007 ... -2 HID for low beam and Halogen bulb for high beamH/L Bi-xenon Bulb: H4-3, H13-3 ... , 9004-3, 9007-3 HID can switch between high beam and low ...