... , yellow, blue, yellow green etc Detailed spec of WEJS0804CRRR-CB: 0.8" Super RED 4digits common cathode led digit displayColor: Rednumber of ... epoxy: redvoltage: 2.8-3.4Vwavelength: 620-630nmDifferent sizes are available: 0.24, 0.25, 0.31, 0.32, 0.36, 0.51, 0.56, 1.5, 1 ... .8, 2.3", 3", 4" and ...