Do you know the new car led lamp of can bus ? As we all know, normal LED's will not work on new cars with Canbus wiring and the car on board computer will reject them. That's the reason why more and more car owners want to look the new led for their car, so can bus light come out .
 
Brand new technology high power LED canbus light series which are a bright daylight white matching with normal LED replacement and original HID systems. These bulbs are used when your vehicle has a bulb warning system on sidelights or interior lights and also those cars with auto led bulb of canbus systems like BMW, Mercedes etc which eliminates the requirement for resistors.
As the development of car technology, these are one of the most powerfull auto led bulb on the market at present. It is usually used as sidelight or for number plate illumination. Built-in current limiting resistor and diode to protect the LED from reversed polarity + - installation (If you insert them into the socket and they don't light, turn them oppositely and they will light).