LED - 5mm Cycling RGB (slow) - COM-11450 - SparkFun Electronics

These color-changing LEDs take the work out of creating crazy, flashy, blinky ness. Simply apply power and the LED will cycle through the RGB colorspace

LEDs and Illumination - SparkFun Electronics

5mm - SparkFun Electronics

EDGELEC 100pcs 5mm RGB Slow Flashing LED Diodes Multicolor (White Lens,Colors Changed Automatically) Diffused Round Lens +100pcs Resistors (for DC 6-12V), Bulb Light Emitting Diode : Industrial & Scientific

Paper Circuits - Craft Functioning circuits directly on paper! - SparkFun Electronics

SparkFun Digital Temperature Sensor - TMP102 (Qwiic), SEN-16304

Qwiic Humidity AHT20, Sparkfun SPX-16618

LED - 5mm Cycling RGB (fast) - COM-11451 - SparkFun Electronics

LED - 5mm Cycling RGB (slow) - COM-11450 - SparkFun Electronics

Bare Conductive - Electric Paint Sachet (10ml) - COM-22958 - SparkFun Electronics

LED RingCoder Breakout - BOB-10704 - SparkFun Electronics

Triple Output LED RGB - SMD - COM-07844 - SparkFun Electronics

LEDs and Illumination - SparkFun Electronics

COM-11452 SparkFun Electronics, Optoelectronics

LEDs and Illumination - SparkFun Electronics