LEDHOLYT 2pcs White 3157 LED Brake Bulb Dual Function High Power Car Turn Signal Front Rear Backup 3057 3457 4157 3047 Light Oversize LED replacement bulbs can fit vehicle tail lights, brake lights, reverse lights, turn signals or side marker lights. This 3157 Dual-contact bulb has 45pcs Philips 4014 LED chip that create a 360degree viewing angle for better, allover light emission with reduced hot spots. Fully aluminum housing heat dissipation fast, fast luminous efficiency, less power. 5:1 high/low ratio for increased visibility Long life: life up to 30,000 hours, the traditional light bulb no more than 2000 hours.