Always Use High Power Latest LED Technology 3014 SMD,Very bright Up to 50K+ hours life time. Energy Saving They have been tested in many cars, Great quality in terms of brightness and stability. This new product is much safer BrighterWork with new CAN-BUS wiring system, No Error Messages, Warnings or Rejection;Built-in Constant Current Drive,when current unstable LED also can work normal,do not burn out and light intensity is constant,therefore more durable;Work with new CAN-BUS wiring system, No Error Messages, Warnings or Rejection;360 degree viewing angle: The 3 dimensional design of this item let it lights up front and all side, if the light housing comes with reflection design, this item will shine up the whole housing well and gives an amazing lighting effect.Common use for Car, Truck, Trailer, RV, Camper, Boats Light,ect Apply for Turn Signal Light, Backup Reverse Light, Tail light, Corner light, Stop light, Parking light, Side marker light, ectCross Reference Part Number: 7440, 7440A, 7440AL, 7440NA, 7440LL, 7440ST, 7441, W21W, WY21W, 7443, 7444NA, 7443LL, 7443-SCK, T20, 7440ANK, 7440K, 7444NAPLL(For Reference Only).Specification: Model: 7440Light Color: White Color temperature: 4800KFor DC 12 volts- 30 voltsLumens: 3000-3200LWork Temperature: -40-+85'CLifespan: Above 50000 working hourscolour: blackMaterial: Aluminum AlloyPackage Contents: 2 * 7440 CANBUS ERROR FREE LED LightsOnly the above package content, other products are not included.Note: Light shooting 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.