Quantity   Component name
1 × Raspberry Pi Zero W
1 × Adafruit PiTFT 2.4" HAT Mini Kit - 320x240 TFT Touchscreen https://www.adafruit.com/product/2455
1 × Adafruit PCF8591 Quad 8-bit ADC + 8-bit DAC https://www.adafruit.com/product/4648
1 × Omzlo PiWatcher TB https://www.tindie.com/products/omzlo/piwatcher-tb-the-other-raspberry-pi-watchdog/
1 × 24K Continuous Rotation Clarostat Potentiometer https://www.goldmine-elec-products.com/prodinfo.asp?number=G20605
1 × 5-way Navigation switch https://www.adafruit.com/product/504