Light color: Blue/Yellow Dynamic Turn Signals Long lifespan, More Safety, Waterproof Installation Instruction is NOT included. Plug and play, No wiring, No coding! Dynamic sequential, much sport! Dynamic turn signal,scroll smoothly.Easier to be seen by other drivers when you are turning right/left. Compatibility: For A Class W176 2013-2017 A180 A200 A250, A45 For B Class W246 2012-2018 B180 B250 B250e For E Class W212 2010-2015 E200 E250 E300 E350 E400 E500 E550 E63 , E63 S For C Class W204 2008-2013 C180 C200 C250 C300 C350 C400 C43 C63 , C63 S For CLA Class C117 2014 - 2017 CLA180 CLA200 CLA250 CLA45 For GLA Class X156 2014 2017 GLA180 GLA200 GLA250, GLA45 For Class X204 2008-2015 GLK250 GLK280 GLK300 GLK350 For S Class W221 2007-2012 S350 S400 S400L S450 S500 S500L S550 S560 S600 S600L, S500 ,S63 ,S65 For Class W218 2011- 2017 CLS350 CLS400 CLS500 CLS550, CLS63 Note: For the blue light function, your first is to connect with the puddle light power if you have. Or you connect with the side mirror flip power. If you 't have all these two function, then you have to open the door panel to connect with the positive to power, it is a little bit complicated. , you can just use tape to and let it be or cut the green wires off , use the yellow turn signal only. Colour: Black Material: ABS Package Contents: 2 x LED Turn signal light Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.