1. LED type: round with flange.
2. Emits various colors.
3. Long lifespan: 80,000 hours.
4. Viewing angle: 25-70 degree.
5. Forward current: 20mA.
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. 6. LED size: 3.0 x 4.3 mm.