Advantage：
1. Build in Canbus Decoder, the bulbs can be used without error message or flickering for most cars.
2. Non-Polarity, install within just SECONDS, truly plug and play.
Warm tip :
Some newer vehicles like Mercedes Benz, Jeep, BMW, Chrysler, Dodge, Volvo, Audi, Mini Cooper will have error code message,we are glad to help you if you meet any issues.
