LED - RGB Diffused Common Cathode - COM-09264 - SparkFun Electronics
5mm Rgb Led Common Cathode 4pin Red Green Blue Led Round Tricolor Led Light Emitting Diode Transparent Lamp - Diodes - AliExpress
20-1000pcs DC5V Diffused Round hat RGB LED with WS2811 5mm F5 8mm F8 pixels Arduino led chips RGB full color addressable LEDs _ - AliExpress Mobile
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 &
Pololu - Addressable Through-Hole 8mm RGB LED with Diffused Lens, WS2811 Driver (10-Pack)
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Pololu - Addressable Through-Hole 5mm RGB LED with Diffused Lens, WS2811 Driver (10-Pack)
Diffused RGB 5mm LED (25 pack) : ID 302 : $12.50 : Adafruit Industries, Unique & fun DIY electronics and kits