Specification: Product Headlight Ballast Type of Light Bulb Interface D2S/ D2R/ D1S/ D1R Material Aluminum Color Silver Voltage 1200V DC/ 85V AC Power 35W Max Working Life 2.00Kh/ DOT Size 10X8.5X3cm Quantity 1Pcs Fitment: for BMW 3 series (E46) Sedan & W #bmw