Product details Feature: 1. It can help to fix the error code or fast flashing problem related to low current consumption when using LED bulbs with upgraded halogen bulbs. 2. This can solve the problems of OBC warning error code or unqualified light bulb, excessive flashing, light bulb not flashing or burning out, and prevent error messages and canbus errors from appearing on the vehicle. 3. Can effectively solve the problem that the headlight of the instrument panel is on and the far light indicator of the instrument panel is not on. 4. It can solve the problem of turning on the lamp of the engine to flicker, and turning on the lamp to turn off the engine. 5. Can help eliminate the interference of the ballast on the trip. Size: A0 ordinary type H1 H3 H4 H7 H8 H9 H11 H13 9004 9005 9006 9007 (only for special vehicles) Weight: 150g Color: black Material: high quality material Quantity: 1pcs Package package: 1 car LED headlight decoder