about 50,000 working hoursExtremely long lasting life light on/offJust plug and play, No radio InterferenceCanbus/Error Free No OBC message after InstallationWith Good Light, perfect replace Halogen BulbWaterproof driver with internal constant current CPUWith over-heat and fan-failure setup protectionHigh super led, energy save and long lifeConstant Flow While Remaining Extremely stable Light Color: 6500K-7000K Cold WhiteLength: about 6.4cmPackage Size: about 17cm(L) X 10.5cm(W ) X 5.5cm(H)LED Number: 9 pcs led chipLumens Output: 1400 Lumens Per Bulb: 45w Per BulbOperating Voltage: 9V-18V DCInpute A: 0.7A0.2AColor Temperature: 6500K-7000KLife Span: 50000HWaterproof rate: IP 65Operating Lumens Output: 1400 (Per Unit)Placement: FrontFitment: For E39 E53 E61 E60(07 before, 08~after is not suitable)Fitments:For 1-series E87 2004-2006For 5-series E39 2001-2003For 5-series E60 E61 2004-2007For 6-series E63 E64 2004-2007For 7-series E65 E66 2002-2008For X-series E53 2004-2006For X-series E83 2007 Onwards(The Compatibility Is Just For Reference. Please Compare Your One Before Purchasing )Colour:silverMaterial:Aluminum alloyPackage Contents:2 x Bulbs2 x ConnectorsNOTE: Different batches and slightly different accessoriesOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.