Peron Peroff useless machine
Arduino Nano Servo motor Switch Dfplayer pro 3w speaker Wooden box
https://www.thingiverse.com/thing:6368848
https://www.hackster.io/roni-bandini/peron-peroff-useless-machine-9ef253 https://bandini.medium.com/peron-peroff-useless-machine-5e7044fadd18
https://www.youtube.com/watch?v=MB5CGQkHSzI
Roni Bandini @ronibandini