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UF20BReal builds and repairs made with AWithZ welders. Each project has a step-by-step digest with key frames, a welding recipe card and comment insights extracted from the original video.
04:16Episode 48 | The angler’s arms are all red
08:10Class is in session, everyone — the ‘Whampoa Academy’ of the tool world
04:46Ep. 37 | Batteries? I can’t repair them, but I can build them
Pinned04:46Can't fix it, but I'll build it — POV hand-made pack
03:39Ep. 41 | Whatever you like watching, I’ll make it — what else can I do
03:59Ep. 56 | Reborn as the ancient Greek god of labelling
03:38Building a 32140 LiFePO4 battery
02:38A primary-school kid builds a 20,000mAh power bank — a 20,000mAh high-capacity, fully transparent cyberpunk-style one for a neighbor
04:24A first-person, immersive day in the life of an appliance repairman
05:07[T.O.P.] Getting into FPV on a budget — making money from it is easy; DIY long-range packs and power stations, AWithZ
04:34A first-person, immersive day in the life of an appliance repairman
02:05Ep. 2 | Spot welder comparison — a home-built one off Xianyu vs a bought one! Money talks! The quality really is different
01:58Building a 24V Li-ion battery from 16 × 32140 cells
01:10Second version of my low-cost DIY soldering iron: upgraded to Li-ion power plus a printed shell, more convenient to use
03:50Why does a 48V e-bike Li-ion battery have such short range?
03:16Building a 48V e-bike battery from 78 × 18650 cells
00:24Trash to treasure? Making my own solder-fume extractor! The perfect weld
02:19Ep. 30 | One video teaches you how to build a 21700 pack — never worry about long-range battery again
04:29First-person, immersive — a day in the life of an appliance repairman
02:19Build a 21700 pack in one video — long FPV range
02:10Don’t copy this — even Wang Duoyu wouldn’t fund it
02:42AWithZ high-power spot welder — welding lithium cells, handy and effective
01:31AWithZ UF20B supercapacitor spot welder: small size, big power
01:19Hand-building FPV drone packs, part 1! Not easy to make
02:39Episode 732
00:47A post by Miduoduo314
04:15Cells dead after two years without charging — repairing a Xiluopu scooter Li-ion battery
01:4448V Li-ion battery cell-replacement repair
04:52Re-celling a 48V Li-ion battery
05:19Ep. 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
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