Check this Instructable and steal some ideas from there: https://www.instructables.com/id/Arduino-controlled-Ping-Pong-Balls-Launcher/ https://www.instructables

Check this Instructable and steal some ideas from there: https://www.instructables.com/id/Arduino-controlled-Ping-Pong-Balls-Launcher/ https://www.instructables.com/id/Arduino-controlled-Ping-Pon...