I'm using my NERF Blaster Robot chassis to try this because it has wheel encoders and already has an Arduino on board. In this video I've added a Raspberry Pi 4, and an RPLidar A1 which we'll look ...

The Arduino and therefore the 5AA battery holder are used that powers it into the tail section of the snake. The servos are powered by a separate supply, the 7.4-volt battery pack, goes into the ...