Quantity   Component name
1 × OLED display B085WCRS7C
1 × Vibration motor Adafruit 1201
1 × ESP32 ESP32-WROOM-32E-N4
5 × Buttons
1 × Charge Controller MCP73831T-5ACI/OT
1 × USB-UART CP2102N-A02-GQFN24R
1 × USB-C Port USB4105-GF-A
1 × Diode 1N4448W-TP
1 × Transistor MMBT3904-TP
3 × Schottky Diode BAT54-7-F