... 3)E-MARK CERTIFICATED ( E4/E8) Auto super white bulb H31)Model: H312V 55W2)BASE: PK22S3)Test Voltage:13 ... : 250-400hrs6)Material: Quartz glass/SS base7)Color: Clear/Superwhite/Rainbow/Yellow8)packing: 1pc/foam/color box,500pcs ... )Our company could supply different kinds of auto bulb and motorcycle bulb of H1,H3,H3C, H4, H7.,9004/ ... ,RP35, B35(BA20D),T19,T16, G18,S25,wedge bulb of T20,T15,T13,T10,T8.5,T6.5, ...