The main role of the ballast is to start xenon lamp, xenon lamp ballast if not impossible to work. So the selection of ballast must be careful that your car xenon lamp system, even for your car is very important! We used two monomers ballast HID ballast and ballast monomer split ballast is ballast and high-voltage starter assembly; split ballast, ballast and high-voltage starters are split. Di Kalai ballast, big brand, quality, price good, the election to choose 迪卡莱 ballast, will make you satisfied! In addition to opening the driving ballast function also has the following features: First, the protection function 1. Overpressure protection: When the power supply voltage exceeds 16V DC or 30V, the ballast automatically stop working, and the output power does not exceed 38W or 53W, to protect the ballast, HID bulbs to avoid damage. 2. Low voltage operation and protection: Requires DC voltage when the power is in the 9V or 20V booster can work Mingpu ballast line group, less than 7V or 18V, the ballast automatically stop working, to avoid damage. 3. No-load protection: When the ballast bulb is not connected Mingpu slim ballast, in the empty state, the ballast automatically stop working to avoid high-voltage hurt workers. 4. Short circuit protection: When the ballast case of unforeseen circumstances, in a short-circuit state, the ballast automatically stop working, to avoid damage. 5. Reverse polarity protection: When the ballast during installation, operator errors input power supply positive and negative reversed when Mingpu ballast, ballast automatically stop working to ensure the ballast is not damaged. To better serve you, Mingpu shop commitment! 1, where any quality problems later this Ballast (Slim 35W) within a month, our shipping full-count without you dig a penny! 2 Guangzhou Mingpu ballast xenon lamp, ballast warranty period in question can be renewed! (Warranty period of 12 months) orders under 3, 16:30 every day can be shipped the same day before (under the premise of goods), so your car's headlights lit up earlier! Mingpu ballast kit _ Mingpu (Online) _ Mingpu ballast Limited by the Guangzhou Mingpu auto parts. Mingpu Guangzhou Auto Parts Co. (amp2688.1688.com) is Guangzhou, the lights leaders, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Mingpu leadership with the staff warmly welcome all inquiries negotiations to create a better future Mingpu.