Kaizen 2pcs 3157 Front Dual-function Parking/turn Signal Lights Lamps(blinker Corner) Ba15s 360-degree Dual-color Switchback LED Lights 4pcs Cree Smds Color White/amber(yellow) Clearer signal - The white DRL light is very bright.The turn signal flashes "amber-off-amber-off," instead of "amber-white-amber-white," which makes it easier to see. Super Bright - Both the white and the amber are super bright.3 times brighter than other switchback LED bulbs on the market because of this new design!Special IC built-in for delay AO (Amber-OFF) function! Easy installation - All of our LED bulbs are designed for easy DIY installation & direct replacement. If LED bulb doesn't light up after installation, please simply re-insert it oppositely (because LED bulb has polarity like a battery). Note -- Just be sure to test them before you mount them back where they are supposed to be. Long period - 20000 working hours lifespan