Quantity   Component name
1 × ESP32 Thing
2 × DC Motors (3-6V coreless DC Motor with planetary gear 10 * 21mm) see picture
1 × Absolute orientation IMU BNO055 module
1 × Step up DC DC converter module (MT3608 based Output adjustable up to 28V)
1 × DRV8833 2 Channel DC Driver module
2 × Hall element A3144
20 × 2x2 cylinder Neodymium magnets
4 × CNY 70 Sensors / Angle, Position
1 × APDS 9930 proximity sensor module
4 × 4.7k Resistors
5 × 47 Resistors
1 × 100 Resistor
1 × 1.2k Resistor
2 × 3mm white LED
2 × BC547B Transistor or similar
2 × Diodes 1N4007 or similar
8 × 4*8*3 Ball bearings
1 × Active buzzer (5V is ok)
12 × Screw M3 x 8
16 × M3 nuts
1 × Consumables: Pin headers male/female; Polyurethane enameled copper wire 0.2 mm; AWG 26 stranded hook-up wire; ABS filament Soft