PAIR LED Conversion Kit Headlight Canbus Error Free Anti Flickering Resistor Decoder - H4 HB2 9003 Easy Installation: All-in-One Design. Plug and Play Setup for LED Headlight Conversion Kits. Average Installation time: 15-20 minutes Corrects: Bulb Flashing or Flickering / Cancels Radio Interference and Light Turning off when Engine Starts / Cancels Error Message by OBC Canbus LED Decoders / Resistors NO Modication needed. Fixes issues with German Vehicle Computer systems / Newer Dodge Chrysler Jeep Chevy Disclaimer: We can not guarantee it fixes all problems. PLEASE IF IT DOES NOT WORK FOR YOU CONTACT US AND WE WILL FIGURE OUT A SOLUTION! 100% Tested and Approved Full 2 Year Warranty!