You mean this?
http://ca.mouser.com/ProductDetail/C...r2hlSnZSx65h4C
Voltage typically varies by the color of the LED. Reds and ambers are lower (around 2.1 - 2.3) where Blues and Greens are in the 3.2 - 3.4 range. That should do nicely for you, or you could visit your local Radio Shack If you live in the United States.
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