How can one make chromatic light using LED. like razer deathadder chroma does
http://www.razerzone.com/eu-en/gaming-mice/razer-deathadder-chroma
Such nice fluid transitions
Also
For what can I use infrared LED light (scrapped from razer deathadder)
>>931238
Simplest option: get an LED which does this automatically. One component, done. They aren't even expensive.
More complex option: get an RGB led, drive R/G/B suitably. You can use a microcontroller to produce the dimming patterns.
>>931270
where can i get that LED.
I didn't know there existed multicolor LED