| Quantity | Component name | |
| 1 | × | Arduino Nano R3 |
| 1 | × | I2C 16x2 Arduino LCD Display Module |
| 1 | × | Buzzer |
| 1 | × | Pushbutton Switch, |
| 10 | × | LED Fiber Optics / Emitters |
| 10 | × | Resistor, 470 ohm |
| 2 | × | Resistor 10k ohm |
| Quantity | Component name | |
| 1 | × | Arduino Nano R3 |
| 1 | × | I2C 16x2 Arduino LCD Display Module |
| 1 | × | Buzzer |
| 1 | × | Pushbutton Switch, |
| 10 | × | LED Fiber Optics / Emitters |
| 10 | × | Resistor, 470 ohm |
| 2 | × | Resistor 10k ohm |