2PCS 50W W21W T20 7440 7443 led brake lighting bulb Specifications: 1)cree led auto light2)Original USA Cree chip3)high brightness with 4500Lumen4)CE，ROHS approval 5)LED type:10pcs CREE 5W high power led chip6)Power:50W watt 7)Base:W21W T20 7440 74438)Voltageaa DC12V-24V 9)Lifespan:50，000 hours 10)Warranty:12 months 11)Beam Angle:36012)Color:White 13)Working temperature:-35 to +65 degree Product Main Features:1)Maintenance Free， Easy and Fast Installation without flickering2)Shockproof， Solid-State， High Shock / Vibration Resistant 3)Built-in Current Limiting Resistors 4)Low Power Consumption and Environment friendly5)High Intensity and high brightness6)Eco-Label， Major Power Savings7)Major Reduction in， Heat Generation 8)Easy to replace old bulbs9)Super white lighting provides a high level of road safety at night driving.10)Pure color with nice appearance11)Energy saving and green products 12)Application: replacement of turn signal light， corner light， side marker light， spot light， parking light， brake light，tail light， reverse light and backup lights Advantage:1)Adopted imported CREE LED Chips， the luminous efficiency is over 90lm/W.2)Unique light sources and structural design， make our products more beautiful and practical. 3)Professional LED drive IC Built-in ， make products more stable and long life span.4)Use AL6060 T6 (fully aluminium) as the material of heat dissipation， utilize advanced and very reasonable heat dissipation， that will keep our lights has long-life span.