Second version of my low-cost DIY soldering iron: upgraded to Li-ion power plus a printed shell, more convenient to use

Do you really have to hand-build a spot welder to hand-build Li-ion packs? Don’t take my detour — see what you make of this one

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

AWithZ UF20B supercapacitor spot welder: small size, big power

Honestly, I haven’t figured this spot welder out — 9.9 gears, and 0.1 nickel strip only needs gear 1.5 to 1.8! I haven’t figured it out and you’re still buying it after me, unbelievable

AWithZ P30C spot welder — now I can build my own 21700 power packs

Ep. 178 | The welding pen’s lead blew up on me before, mates. On a viewer’s recommendation, it gets a jacket — feels a lot safer

Never serve low-end customers — deep down they don’t recognise your value

Welding 0.15 nickel strip with the AWithZ portable spot welder — very solid

AWithZ spot welder gears 1–5, weld quality test

Episode 183 | When you want nothing and nothing matters, what do you do? Keep sinking, or look for something that makes you happy and try to cheer up! Life is just an experience — make sure you enjoy it