The build is simple, which is just right for these strange times of scarcity. An Arduino Uno hot-glued to the back of the hat is directly driving a pair of 9g servos on the front. [Taste the Code ...

[Sandeep_UNO] may have the project for you. As you can see in the video below (and, yes, it should have the phone rotated and it doesn’t), his Arduino uses a servo motor to dip a bubble wand ...

It also works with most of the popular libraries like Wire, SPI, and Servo. The Uno Rev3 is priced ... with 24V components like relays, motors, and solenoids. Arduino also upgraded the R4 WiFi's ...