Send Bluetooth Low Energy commands to a Feather nRF5280 Express and Crickit FeatherWing running CircuitPython, then the servo motor will flick on and off the light switch with a 3D printed arm. No mains AC wiring required, the switch is flipped through entirely mechanical means! https://www.youtube.com/watch?v=nlrCnM1yzL0
From John Park's Workshop, Learn Guide coming soon!
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