Specification:Forward voltage: DC2V-2.2VCurrent: 20mALens: 5mm diameter / transparent / roundEmitting color: red (620-625nm)Luminous intensity:2000-3000mcdViewing angle: 30 degreePolarity: anode(+) (longer part), cathode(-) (shorter part)Quantity: 100 pieces / packPackage included:100*5mm Red LED diode