1) H4HIR bulb;
2) base:P43T;
3) volts and watts:12v 35/35w
4) material: quarz ,ss
5) color:BLUE,RAINBOW,YELLOWWe also manufacture:•Auto bulb:H1 H3 H4 H7 H8 H9 H10 H11 H12 H13880 881 884 885 886 889 890 8939004 9005 9006 9007•Motocycle bulb:T5 T8.5 T10 T13 T15 T19 T203156 3157 1141 1157 1034 1176G18.5 G11 53 67 RP30 RP35BA20D B35 G40 S25 G25And all kinds of halogen motocycle bulbs!