If you’re LED crazy, you won’t find a cooler LED anywhere else. The BlinkM-Smart LED is king over all other LEDs. It’s able to drastically change color and using BlinkM Sequencer, software that fuses a color picker with a drum machine, it can blink and fade in nearly any pattern. Make it flicker like a candle or flash like a police light. It can pretty much do anything but walk your dog for you. They’re $13 bucks a pop and are sure to illuminate your life with variety. All it requires is 5 volts applied to it in your project and you’re good to glow.