Quantity   Component name
1 × ESP32-S2 Mini by Wemos
1 × D'Addario Hand Exerciser 4 Piston Spring Grip
1 × 128x32 OLED SSD1306 OLED Screen
1 × MakerFocus 3.7 Charge Circuit With protection
4 × Hall Effect Sensor 49E SS49E Linear Hall Sensor
4 × 6mm Tactile Push Button Switches
3 × M2 Screws 2mmx10mm
1 × Battery Evaluation, Demonstration Kits, Boards and Modules / Evaluation Kits, Boards and Modules
1 × JST Battery Connector
1 × Power Switch On/Off switch