... xenon bulbs1. Slim xenon hid Kit includes:1) One pair of bulbs, Buyer chooses any Bulb type and Color Temperature, 3000K ~30000K2 ... and screws3) installation instruction Booklet , Package box2.Specifications, xenon kit hid Bulb parameters:1).xenonhidmodel:H1,H3,H4,H6,H7 ... months warranty5)xeno hid kits certificationsCE,E-MARK5. xenon hid kit Ballast test:1) xenon hid lamp:Open circuit protection ...