High brightness red LEDs. Clear, undiffused 5 mm lens, 500 mcd (120 millilumens) at 20 milliamps over 40 degree viewing angle, 20 degree half-power angle. Forward voltage 1.8-2.2 volts, wavelength 637 nm, spectral line half width 20 nm. $0.15 each in bag of 20 or $0.12 each in bag of 100. Contact us regarding low cost 1st class shipping alternatives. Medworth@gmail.com to discuss. #RED-500-20