Partsam White 5-SMD Error Free Parking Eyelid Lights T10 T15 158 921 175 920 912 2825 2827 LED Bulbs for Mercedes Benz Audi (2PCS) Specifics: T10 5-Epistar-5050-SMD White Error Free LED Parking Eyelid Light Bulbs; Bulb Size: Length: 29mm, Width: 10mm, 6000K Xenon White color. Features: Built-in Circuit for 12V DC Power Input;The bulbs have the built in Can-bus load resistors and are made for European cars, such as as Mercedes-Benz, Audi for parking lights, aka parking city lights or position lights. Cross Part Number: 158,161,168,175,194,558,579,T10,280 285 447 464 555 558 585,1252 2450 2652 2921 2825 921 906 579 Notes: (1)Don't forget Risistors if flashingBlinking or Code error problems occurrs.(2)If you bulb does not light or occurrs blinker, please check if your relay is broken and whether your socket is senescent or not. Please double check the compatibility before placing the order.