cciyu 2pcs Xenon White 3157 33-2835-SMD LED Bulbs 800 Lumens Chipsets 3056 3156 3057 3157 for Back up Reverse Lights Turn Signal Lights Brake Lights Tail Lights LED Type: 6000k T10 33-2835-SMD Chips LED Light Bulbs. Size:1.70" long and 0.88" in diameter. Cross Reference:3156 3056 3356 3456 4156 3047 3157 3157A 3057 3155 3157NA 3357 3457 3457A 4057 4114 4157 Application:back up reverse lights,turn signal lights,brake lights,tail lights, etc. IMPORTANT: Our bulbs come with Standard Base, NOT CK Type. Don't put standard bulbs into CK type sockets. It may pop the fuse or blow the bulb. Or the bulb will light up amber ONLY. Use a electroprobe to check where the two Positive Points locate in your stock socket.You can also buy a pair of standard sockets to modify the wiring.