Dynamic Turn Signal Rearview Mirror Indicator Blinker Light For Mercedes Benz A B C E S CLA GLA CLS W176 W246 W204 W212 X156 Includes: one pair(right and left). Lens finish: Semi-Smoked color with matte finish. Advantages: Plug and play installation,100% ERROR FREE. Easy to install, directly connected to the original plug. No coding required. ECE approval mark with good quality. Semi-Smoked lens,looks luxurious as sport style. Dynamic turn signal,scroll smoothly.Easier to be seen by other drivers when you are turning right/left. LED technology,more durable. Product fit for below car models, please read carefully ! For Benz A Class W176 2013-2017 A180 A200 A250, A45 For Mercedes Benz B Class W246 2012-2018 B180 B250 B250e For Mercedes Benz E Class W212 2010-2015 E200 E250 E300 E350 E400 E500 E550 E63 , E63 S For Mercedes Benz C Class W204 2008-2013 C180 C200 C250 C300 C350 C400 C43 C63 , C63 S For Mercedes Benz CLA Class C117 2014 - 2017 CLA180 CLA200 CLA250 CLA45 For Mercedes Benz GLA Class X156 2014 2017 GLA180 GLA200 GLA250, GLA45 For Mercedes Benz GLK Class X204 2008-2015 GLK250 GLK280 GLK300 GLK350 For Mercedes Benz S Class W221 2007-2012 S350 S400 S400L S450 S500 S500L S550 S560 S600 S600L, S500 AMG,S63 AMG,S65 For Mercedes Benz CLS Class W218 2011- 2017 CLS350 CLS400 CLS500 CLS550, CLS63 Note: The yellow turn signal is plug and play install, very easy and convenient. For the blue light function, your first choice is to connect with the puddle light power if you have. Or you connect with the side mirror flip power. If you don't have all these two function, then you have to open the door panel to connect with the positive to get power, it is a little bit complicated. Anyway, you can just use tape to pack it and let it be or cut the green wires off , use the yellow turn signal only. 1.Please check our pictures to ensure ours match with the wing mirror on your vehicle. 2.Please allow slight manual measurement deviation for the data.