This is a custom Meshtastic PCB board that uses an RP2354B with a LR1262 (also known as the SX1262).
This bot isn't slacking off, it replies to messages 24/7!
This is a developmental liquid bipropellant rocket motor that is designed to run on Nitrous Oxide and Isopropanol. It is based on the existing liquid rocket motor from Half Cat Rocketry.