Book-Scanner DIY Book scanner Thingiverse Link : https://www.thingiverse.com/thing:3650618 Bluetooth Camera Foot switch See also Video - Selfie Shutter Bluetooth Remote Control : https://s.click.aliexpress.com/e/bT6LZUBA - Electric Power Foot Pedal Switch : https://s.click.aliexpress.com/e/ExW34je