Four colors of red, yellow, blue, and green are available, which are able to light up and emit beautiful light, adjust the brightness, or flash under your control. In addition, you can also create installations by creating color combinations, such as an impressive traffic light.
Specifications
Connections: RJ11 4P4C
Power: 3.3V
Connections type: Analog output
You can find the introduction of this product following this link
https://wiki.elecfreaks.com/en/microbit/sensor/planet-x-sensors/Plant_X_EF05012