Project Predator, part two – Electronics and Mechanical

Electronics bill of materials: Raspberry Pi Zero Pimoroni Rainbow Hat 3S, 1500mAh lithium-polymer battery generic ultrasonic rangefinder adjustable stepdown converter a cheap-ass aluminum LED flashlight a couple of resistors, assorted microswitches 18ga, 20ga, and 30ga silicone-covered stranded wire heatshrink tubing (always heatshrink tubing) The brain of Project Predator is a Raspberry …