Applicable for both positive and negative pole of automobile.Have both 12V and 24V , 2 and 4 bulb wiring harness.

1. With High temperature resist and waterproof ceramic socket and relay wiring harness .

2. Standard copper wire .

3. Make your car lamp more brighter

4. Super quality with reasonable price auto headlight booster( lighting harness).

Auto Bulb Wiring Harness (H4 Ceramic Connector Wiring )