HIGH QUALITY: This LED headlight electronic module control unit is designed for GLA-W156, CLA-W117 and A Class-W176 models with superior quality and reliability. COMPATIBILITY: The module control unit is fully compatible with the original vehicle's electrical system and interface, ensuring seamless installation and proper operation. HIGH PERFORMANCE: Adopting advanced LED technology, it can provide brighter and clearer lighting effects, offering better visibility and safety for drivers. Durable and Reliable: The use of high quality materials and rigorous manufacturing processes ensures that the modular control unit has excellent durability and reliability, and is capable of lasting in a variety of complex road and weather conditions. Simple Installation: The plug-in design of the modular control unit makes the installation process simple and easy, without the need for complicated wiring connections or modifications. Material: Metal Size:15.5*15*5 cm/6.1*5.9*2 in Color: Silver OEM:A1668203589 – A166 820 35 89, A 218 900 93 03 – A2189009303 Suitable models: For 2012-2017 Mercedes GLA W156 For 2020 Mercedes GLA X156 For 2020 Mercedes CLA C117 For A Class W176 2012, 2013, 2014, 2015 For A Class A180 A200 A250 A45 AMG BlueEfficiency A160 CDI A180 CDI A200 CDI A220 CDI For CLA Class C117, X117 2013, 2014, 2015, 2016 For CLA Class CLA180 CLA200 CLA250 CLA45 AMG Blue Efficiency 4MATIC 180 CDI 200 CDI 220 CDI Package Included: 1 x Headlight Ballast Module