Quantity   Component name
1 × Pro-Trinket 5V Special HackADay 10-Year Anniversary Edition
1 × ESP8266 ESP-01 Module
1 × HDC1080 Temperature/Humidity Sensor
1 × 128x64 OLED With SSD1306 Driver
1 × 3.3V Regulator
1 × 2x Tact Push Buttons Reset and Mode-Select
1 × External Push Button Panel-Mount
1 × External USB Connector Panel-Mount
1 × Passives Caps for regulator, resistors for level-conversion