... 35W, and high light efficiency. Water proof and vibration resistant9. Quality warranty: one-year limited warranty, and replace all damaged items ... DHL,Fedex,TNT,UPS etc for many years ) 5,Canbus ballast more compatible for many cars. 6,Complete after -sale ... if any defective ) 7,High quality & experienced service group. 8,Free sample !!! TCpower High quatity H4 bi xenon HID kits with Normal Ballast