Tenet Technetronics: Bi-Color LED (RED & BLUE )
A Bi Color LED is an LED that can light up into two different colors depending on where current flows to on the LED. A typical LED can only light up to one color. For example, a red LED can emit only a red light. A blue LED can emit only a blue light. However, with a Bi color LED, two different colors can be lit with the same LED.
If you are interested to purchase this product :
http://www.tenettech.com/product/5845...