Quantity   Component name
1 × Arduino Mega 2560
1 × 1.3" 128x64 white OLED modele with SH1106 / SSD1306 driver
1 × MicroSD module
1 × MicroSD card
1 × KY-040 Rotary Encoder
1 × 10K pull-up resistor
1 × DS3231 RTC module