Features:

Solves most vehicles power issue from upgrading to LED headlight bulbs
Stops flickering and cancels CANBUS error warnings
Work with After Market LED Headlight Kits: H4
It will solve the problem of OBC warning error code, or bulb rejection, hyper flashing, no flashing or burnt out bulb indications and Prevent error message and canbus error on vehicles.

Include:

A pair H4 Anti Flicker Resistor