Handsfree Bluetooth Page Turner

A bluetooth page turning device for musicians. Allows a user to turn pages on a tablet or other bluetooth device. Acts as a bluetooth keyboard and sends left/right arrow key presses. - **Under $50** in parts- Simple durable print design with minimal moving parts and assembly. Utilizes compliance as a spring. ## Parts List - 1× printed enclosure (Polymaker PLA PRO — nearly any material will work)- 2× keyboard keyswitches (any kind will work; leftover Gateron Yellows were used here) — [Gateron KS-3 Milky Pro](https://www.gateron.co/products/gateron-ks-3-milky-pro-switch-set?variant=41926847463513)- 1× lithium polymer battery 3.3V 1400mAh — [Amazon](https://www.amazon.com/dp/B095W4HS75) (JST will be removed; polarity does not matter)- 1× Seeed Studio nRF52840 microcontroller board — [Seeed XIAO BLE nRF52840](https://www.seeedstudio.com/Seeed-XIAO-BLE-nRF52840-p-5201.html)- 8″×0.5″ adhesive-backed rubber (optional, for feet) — [Amazon](https://www.amazon.com/dp/B0CS2PT17T) ## Assembly 1. I