Features:High-precision and high brightness.Stable color temperature and small color differenc.High pressure protection, high temperature resistance.Convenient installation,Nondestructive installation.Perfect match with ballast and most of car models.Specifications:Material:AluminiumSize: Approx.30.5x11x3.5cm/12x4.33x1.37inchVoltage: 12VCurrent: 3.6APower of light source: 35WInput-voltage: 9-16VMaximum input current: 6a ~ 8aInstantaneous starting voltage: 23KVOutput-voltage waveform: square-waveFrequency: 25010HzOutput open circuit protection: 1SOutput short circuit protection: 1SInput-voltage reverse connection protection: 1SWorking temperature:-40 ~ 105Service life: 30,000 hoursFor D4S D4R 8596745010Note:.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order..Due to the difference between different monitors, the picture may not reflect the actual color of the item.Thanks for your understandings.Package includes:1x Xenon Headlight Ballast