Skywriter HAT
Skywriter HAT senses your finger's position above it in 3 dimensions, outputting an X, Y, Z axis which you can use in your Python scripts.
It also recognises gestures, including swipes and more.
To get the HAT set up and ready to go you can use the one-line product installer:
curl -sS https://get.pimoroni.com/skywriter | bash
And follow the instructions!
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