Vakind Slim 35W Universal HID Xenon Ballast For H1 H3 H7C H8 H9 H10 9004 Xenon Bulbs ?Compatible with:all kinds of brand xenon bulbs, such as H1 H7 H3 H4 H11 9004 9006 ?With waterproof which is very secure. ?Net Weight: approx. 266g Size : 41* 5.8* 1.6 Color : black