Kaizen 2pcs High Power 7440 T20 Single-Filament Dual-Color Bi-Color Switchback LED Lights DRL Turn Signal Light Kit 20pcs 5730 SMDs In It For Front Dual-Function DRL(or Parking Light)/Turn Signal Lamps(Blinker Corner) Double-filament Color Temperature 6000K/3000k Color White/Amber 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.TWICE brighter than other switchback LED bulbs on the market because of this new design!Special IC built-in for delay AO (Amber-OFF) function!Much brighter than OEM! 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). Note1 - The bulb only work for standard socket.If you are not sure your socket type ck or standard, please use the keyword (CK or Standard Test) on youtube ,the video will teach you how to test the socket.( please check before you place the order ) Note2 -- Just be sure to test them before you mount them back where they are supposed to be.