Class is in session, everyone — the ‘Whampoa Academy’ of the tool world

Building a 32140 LiFePO4 battery

[T.O.P.] Getting into FPV on a budget — making money from it is easy; DIY long-range packs and power stations, AWithZ

Building a 24V Li-ion battery from 16 × 32140 cells

Why does a 48V e-bike Li-ion battery have such short range?

Ep. 30 | One video teaches you how to build a 21700 pack — never worry about long-range battery again

Beginner’s money-saving guide to hand-building lithium packs

Got it now? Building a 21700 Li-ion pack with an AWithZ welder

AWithZ U3 welder — build your own 18650 pack, tutorial

Build a 21700 pack in one video — long FPV range

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

Building a 21700 pack with AWithZ — full workflow

Hand-building FPV drone packs, part 1! Not easy to make

Appliance repair ep. 260: vacuum cleaner battery replacement

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

Fitting a BMS — 4S in the next video

Re-celling a 48V Li-ion battery