1. LED type: rectangular without flange.
2. Colors: white, blue, yellow, red and green.
3. Viewing angle: 120 degrees.
4. Forward current: 20mA.
1. Wavelength: (1) Red: 625 to 640nm. (2) Green: 565 to 575nm. (3) Blue: 450 to 475nm. (4) Yellow: 588 to 595nm. (5) Orange: 600 to 610nm. 2. LED size: 1.9 x 3.1 x 4.0mm.