hid ballast 1.slim ballast 2,hid ballast Defect rate: less 1% 3,hid ballast warranty:15 months 4,best price,quality,service HID,Slim ballast, hid ballast Best price,quality and ... .2 kg/pairPackage:60 pair/cartonCarton size:70*36*31cm HID conversion kit:HID Conversion Kit contents:1) 2pcs bulbs2) 2pcs ballasts3) 2pcs brackets4) 1 pc ...