OverviewThis RGB LED HAT can be easily attached on top of the Raspberry Pi to
display colorful effect, and controlled by only one signal pin.FeaturesSupports any revision of Raspberry Pi (directly-pluggable)Onboard 4 × 8 RGB LED (WS2812B)Control pin is configurable via jumpers (0Ω resistor)Break..
Needless to say, the Raspberry Pi is powerful enough in most cases, yet
it's not that good at providing precise PWM output. You may have tried
to control a robotic arm or a hexapod walker by using the Pi, but
finally get frustrated due to the limited number of PWM outputs and the