[Aaron] and [Davis] built a motion-tracking turret that uses openCV ... two NEMA steppers that aim the gun. The design is simple but elegant, with a rotating base and an assembly that raises ...

By designing a program to watch for anything squirrel shaped, and installing a water gun on a rotating turret, he was able to create a machine that recognized squirrels and soaked them from afar.

The tank features metal tracks, differential steering, a rotating turret, periscopes and a functional paintball gun with camera targeting. Building a tank, even if it’s a mini replica ...

Watch the power of a massive RC LEGO Technic tank in action! Featuring a rotating turret, laser sight, and impressive throwing power, this build combines epic functionality with precision engineering.