Xenon HID Headlight Ballast Module 2010 - 2013 for Mercedes E Class W212 5DC009060-20 Without AFS Fuction The product has passed strict quality inspection, and the product can run more smoothly for a longer time. Durable construction, built to strict quality control standards, meets OEM standards, easy to install. And own different test machines to design exact accurate parameter for our products. All items were tested for performance. Efficient Lighting Control: The ballast plays a crucial role in controlling the lighting output of Xenon HID bulbs, providing efficient and stable illumination for enhanced visibility during night driving. The headlight control unit module is professionally manufactured, adopts professional design, fast start-up, supports stroboscopic, high brightness, stable and reliable。