... Open circuit. 4.Product Features:1)Super slim shape with special DSP(digital signal processing)system circuit, flat ... time under high temperature(105°C)4)Compatible with different bulb types, fast dynamic response5.1)Light ... matches lamps as H1, H3, H4, H4(H/L), H4 with halogen lamp, H6, H7, H8, H9, H10, ... H11, H13, 9004, 9004(H/L), 9005, 9006, 9007, 9007(H/L ...