Amazon.com: EDGELEC 100pcs 5mm RGB Tri-Color (Red Green Blue Multicolor) 4Pin LED Diodes Common Cathode Diffused Round Lens 29mm Long Lead +300pcs Resistors (for DC 6-12V) Included,Light Emitting Diodes : Industrial &
Amazon.co.jp: 2 Color Multicolor LED Red/Green 5φ Bullet Type 3 Lead Cathode Common : Industrial & Scientific
7 color led | flashing LEDs
2 GPIO, 1 bi-colour 2-pin LED | LEDnique
Alcon Lighting 12100-20-W-RGBW Linear Slim Wall Color-Changing LED Light | Commercial-Grade | Assembled in the U.S.
Blink 2 lead bi-coloured LED - Arduino Project Hub