Cofufu 3mm and 5mm LED Light Emitting Diodes (Assorted Clear) 5 Colors, 300 LEDs, Free 300 Resistors Head type:Round Wavelength Range:620-625nm(Red) 520-525nm(Green) 460-465nm(Blue) 587-590nm(Yellow) Luminous Intensity:3000-4000MCD(5mm Red) 10000-12000MCD(5mm Green) 7000-8000MCD(5mm Blue) 2000-3000MCD(3mm Blue) Visual Angle:45 Forward Voltage:1.8-2.2V(Red) 2.0-2.2V(Yellow), 3.0-3.2V-3.4(Blue/Green/White) Current:20mA; 12 Months Warranty.