Built to quality control standards. Location: Front Left Terminal : 3 Pins Part Numbers: A2057200648 A2059056811 A2229056800 Fits the following models: 2016 For - C 450 4Matic 3.0L V6 - Gas 2015 For - C 400 4Matic 3.0L V6 - Gas 2015-2020 For - C 63 S Base 4.0L V8 - Gas 2016-2020 For - C 63 Base 4.0L V8 - Gas 2017-2020 For - C 43 Base 3.0L V6 - Gas 2016-2018 For - C 350 e Base 2.0L L4 - Electric/Gas 2015-2020 For - C 300 4Matic, Base 2.0L L4 - Gas color:Silver + black Material:plastic Package Contents: 1 Master Window Switch Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.