| Quantity | Component name | |
| 1 | × | Arduino Leonardo Micro Or any other micro that can act as a HID |
| 1 | × | Breadboard on a plank of wood |
| 1 | × | Piezo speaker |
| 1 | × | A straight morse key |
| 1 | × | A small box |
| 1 | × | A sink plug sieve |
| 1 | × | hot glue |
| Quantity | Component name | |
| 1 | × | Arduino Leonardo Micro Or any other micro that can act as a HID |
| 1 | × | Breadboard on a plank of wood |
| 1 | × | Piezo speaker |
| 1 | × | A straight morse key |
| 1 | × | A small box |
| 1 | × | A sink plug sieve |
| 1 | × | hot glue |