Quantity   Component name
1 × FireBeetle 2 ESP32-E
1 × Waveshare 800x480, 7.5inch E-Ink display, Black/White try to get rev2.2; rev2.3 might have issues with heavy dithering with the ESP32's low voltage
1 × BME280 - Pressure, Temperature, and Humidity Sensor
1 × 10000mAh LiPo Battery doesn't need to be this big; this'll probably last months before I need to recharge it