Kaizen One Set (2 Circinal Eyes And 2 Square Eyes) LED Day Light DIY Kit Dual-Color Bi-Color Switchback BMW Style Angel Circle Eye Modules For Kia 2011-2013 Optima K5 Include Turn Signal Function Color Temperature 6500K/300K Color White/Amber Super Bright.-- 2 low beam circles and 2 high beam rectangles.White light on when Parking / DRL on. Dual-Color Switchback -- Special IC built-in for delay AO (Amber-OFF) function"Amber-Off-Amer-Off" when Turn Signal on. Hight quality.-- The construction/ build quality is top notch.It will prevent one less ticket at a DOT stop.This is to replace our stairs nightlight that over heats & burns out frequently Easy to instal. -- They are just the right size to fit Kia 11-13 Optima K5, and they are easy to install.All of our LED bulbs are designed for easy DIY installation & direct replacement. Cool Effect -- Use the keyword of "Kia Optima Angel Eyes" on youtube to watch the effect.