A spirit level, you know the kind of level with a little bubble in a tube of fluid, is a basic construction tool. [DesignBuildDestroy] took an Arduino, a gyroscope chip, and an OLED, and made a 3D … ...

Based on Arduino Pro Mini card with ATmega328P microcontroller, the 3 axis motion sensor gyroscope allows you to track the movement of the head or arm and replicate it to servos.