2x White 18 LED 3528 SMD Courtesy Door Lights Lamp Bulb for Mercedes Benz W221Feature:1. With built-in CAN BUS chip， does not affect the original car lines， dedicated interface， easy to install2. 18pcs high brightness lamp beads， classic white light， both elegant and stylish3. Perfect production technology， stable quality， both energy saving and environmentally protection4. Highly waterproof， rainproofSuitable for Mercedes BenzC-class W203 4D Sedan (as door lamps) (2000-2006)C-class W203 4D Wagon (as door lamps) (2000-2006)C-class W203 5D Wagon (as door lamps) (2000-2006)CLK-Class W209 Coupe (as door lamps) (2003-2009)SLK-Class R171 Coupe (as door lamps) (2004-2011)SLR-Class R199 Coupe (as door lamps or as trunk lamps) (2003-2010)Viano W639 Wagon (as B-Pillar & as side panel) (2004 ~ up)maybach W240 Sedan (2002 ~ up)Specifications:LED type: 3528 SMD LED quantity: 18 pieces (per light) Light color: White Light color: 6000-6500K Lumen: about 168LM (per light) Voltage: DC12V Item material: Plastic Item dimension: 6.5 * 2.2cm / 2.6 * 0.9in (L * W) Item weight: 28g / 1.0oz Package size: 11 * 6 * 4.5cm / 4.3 * 2.4 * 1.8in Package weight: Approx. 53g / 1.9oz Package Included:2 x Door Lights In original package