Quantity   Component name
1 × Adafruit Feather Bluefruit LE Arduino compatible Microcontroller with integrated BLE https://www.adafruit.com/products/2829
1 × Adafruit 128x32 OLED display (I2C) Output Display https://www.adafruit.com/products/931
1 × 500 mAh lipo battery Lipo Battery https://www.adafruit.com/products/1578
6 × 6mm Tactile Button Switch (momentary contact) https://www.adafruit.com/products/367
6 × 10kOhm Resistor pull-downs for the switches
1 × 3D Printed Case Available in the files section