This is the start of a more safe and reliable remote mainly for electric skateboards. Using 3 hall sensors for calculating an more accurate position. With BL5 it can be used 100m away and connect up to 20 clients.

Follow setupguide on adafruit:
https://learn.adafruit.com/bluefruit-nrf52-feather-learning-guide?view=all#arduino-bsp-setup