General description ALL UNITS TESTED IN EXCELLENT WORKING CONDITION. Designed in specifications for perfect fit and performance. High quality and easy to install with stable performance and high reliability. Technical specifications Condition: new Waterproof rate: IP 68 Operation voltage: DC 12V Working temperature: -40 ℃ ~ +80 ℃ Shell material: aviation aluminum Color: silver + black Dimensions: Measurement allowed error is +/- 1-3cm Compatibility and accessories Fitment Type: Direct Replacement Part Numbers: A1668203589, A2189009303 Fitments: For A-Class W176 (2014-2016), For CLA-Class W117 (2014-2016) Other information Package Contents: 1 x Ballast Control Unit Module Note: Light and different displays may cause the color of the item in the picture to differ slightly from the real thing.