Doing a School Science Project, this item is for you.

– Includes 3mm LEDs, 5 different colors
– Voltage: 1.8 – 2.2V
– Covers Three Common Colors: Green, Red and Yellow
– Max Current: 20mA
– Suggested Using Current: 16 – 18mA
– Larger Plate Inside LED
– Flat on body of LED adjacent to negative lead
– Positive Lead (Anode): Longer Lead