Quantity   Component name
2678 × 1. Ball bearings small metal ball bearings; radius: 2 to 5mm
50 × 2. Jumper cable 2.54mm slandered bread board jumper cables with 2.54 x 2.54 mm^2 plastic head
1 × 3. Breadboard Half-size breadboard (30 pins) of full-size breadboard
1 × 4. Arduino Nano or any other microcontroller/Arduino model
1 × 7. 5v DC fan or DC motor this is need for ball looping mechanism
1 × 5. Multiplexer optional to expand the number of bins that are continuously counted
30 × 6. Mono jack mono cliffs optional to easily connect to a audio output or modular system