Ep. 35 | How handy is carrying 220V mains power outdoors? A homemade multi-function portable power station that can cook rice and run a hot pot on its own battery

Ep. 42 | Turning a storage box into a solar-charged outdoor power station? Build a fun, practical multi-function solar-charging outdoor power station from a plain storage box — so useful!

Bring 220V mains outdoors — DIY power station

Building a car jump-starter power bank from 8 tabless Ampace JP40 cells

Teaching you the 8-cell car jump starter

0.2 copper straight onto a Jiashikai negative — I’m telling you, don’t try it! It just won’t hold…

This lesson is all detail for beginners — the chapter of the hand-built Li-ion course that keeps you from getting blown up, bro! Old hands, now it’s your turn to roast me

Back then I was a newborn calf that feared no tiger and nothing ever went wrong; now on the third build I keep ‘blowing it up, bro’ — mainly my own carelessness, but this AWithZ P60F welding pen is longer than the old UF20B one, which gave me two shorts and blackened the pen; if I use it again I’ll wrap it in high-temperature tape, whether it needs cooling or not