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

Can't fix it, but I'll build it — POV hand-made pack

A big power bank this easy? ~¥20 at home

DIY flashlight — 3×18650 + e-bike LED, under ¥20

Ep. 2 | Spot welder comparison — a home-built one off Xianyu vs a bought one! Money talks! The quality really is different

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

Unboxing and testing a small handheld spot welder — very practical and handy

Universal magnetic base — step-by-step

The ¥9.9 mini fan I bought last year stopped charging — repaired with one bigger cell, no more runtime anxiety! The same home battery welder as in the video is in my shop window

Lithium batteries, spot welder — I recommend this one, compact and powerful

Got another spot welder, the AWithZ UK1 portable Li-ion spot welder — unboxing and review! Plus my experience and thoughts on spot welders 🤗 If you’re into spot welders, come have a look

A ¥25 ‘brushless’ handheld car vacuum bought online — opened up, it really is a brushless motor

AWithZ U3 welder — build your own 18650 pack, tutorial

Building a 21700 pack with AWithZ — full workflow

Another AWithZ UK1 — unboxing & review

Sharing a handy DIY tool today: the AWithZ handheld spot welder

A post by Repair Xiao Li (apprentice edition)

Repairing a Philips shaver with a new battery so it lasts another 10 years. After years of use it died a few minutes after charging; now with a higher-capacity cell it runs twice as long as new

Found a new trick for the AWithZ spot welder, haha: spot-welding light bulbs

Appliance repair ep. 260: vacuum cleaner battery replacement

Spot-welding power-bank cells with the AWithZ portable welder. Spot-welding power-bank cells with the AWithZ portable welder. After long use a power bank's capacity drops. A shame to throw it away; swap in a few high-capacity cells and it works again

A neat trick for welding Li-ion cells

A post by Miduoduo314

AWithZ portable Li-ion spot welder — building a power-tool battery pack with the AWithZ portable welder

Ep. 127 | Skip one meal and you can own a handheld spot welder — build your own packs at home

Re-celling a 48V Li-ion battery

Appliance repair ep. 258: Xiaomi car washer battery replacement

Once you’ve mastered hand-building Li-ion packs you’ll never buy a power bank again — all the old power banks at home can be re-celled! Haha

Trying the AWithZ small handheld spot welder — if you don’t weld much and want to do some DIY, worth considering

No flashlight repair today — replacing the 18650s inside a Milwaukee 12V battery