LDTR - YJ027 RGB LED Cathode Module DIY 10mm Full Color RGB Diffused Light

1. Ever hear of a thing called RGB? Red, green, blue? How about an RGB LED? These 5mm units have four pins - cathode is the longest pin. One for each color and a common cathode. Use this one LED for three status indicators or pulse width modulate all three and get mixed colors! These LEDs are diffused, so they'll appear dimmer, but have a wider viewing angle.