Product DescriptionSpecificationDimensions: 5.3cm long， 1.7cm in diameterColor: 6000K - 6500K Xenon whiteLighting power: approx. 1100 lumens per bulbVoltage: 12VDuration: 30，000 hoursBeam angle: 360 Package Content 2 x P21W 1156 LED Bulbs1.Compatibility: 1156， BA15S， 382， P21W， etc. used for reversing lights， direction indicators， tail lights， daytime running lights， etc.2.High brightness: light output of 1100 lumens per bulb， 360 degree angle.3.Easy installation， with heat and very low power consumption.4. Good Quality: Aluminum housing with projection lens for maximum brightness， low temperature aluminum aircraft heat sink， constant current integrated circuit for longer life and low power consumption.5. Lifespan: The lamps are made of high quality aluminum and self-integrated circuits with constant current IC which is very bright and has a long lifespan of up to 30，000 hours.