USBC-PD is a pretty awesome standard for powering stuff in 2025. Many devices can easily be powered by a 65-100w charger and equivalent USBC-pd cord. The adapter used for the eq is a 18-20v usbc-PD to 5.5x2.1mm barrel plug connector usually advertised for laptops. I have a PD charger for 12v car batteries it acts as a small dc-dc converter that runs off my solar system
And Bhack in mah day we made gravity bongs from soda bottles! Listen here sonny lemme teach you a trick, scraping the black tar layered in the spoon pipes (or apple!) and smoking the res balls was the style at the time!