I built a ‘New Year atmosphere machine’? If your village had a voice-controlled remote firecracker toy like this, would you stay home a few more days over the New Year

A first-person, immersive day in the life of an appliance repairman

A first-person, immersive day in the life of an appliance repairman

Ep. 66 | How to hand-build a portable desktop mini drill press? Build a DIY maker's own desktop drill press that can even drill into rebar

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

First-person immersive look at a day of repair work

A first-person, immersive look at a day of repair work

A first-person, immersive day in the life of an appliance repairman

AWithZ UF20B supercapacitor spot welder: small size, big power

First-person immersive look at a day in the life of an appliance repairman

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

A first-person, immersive day in the life of an appliance repairman

Hand-building a thruster Li-ion pack,

First-person immersive look at a day in the life of an appliance repairman

Cells dead after two years without charging — repairing a Xiluopu scooter Li-ion battery

48V Li-ion battery cell-replacement repair

Immersive build, 12V high-capacity pack from Sony C6 high-drain cells — with a spot welder you need nobody, done in minutes

Stair-climber lithium battery doesn’t last — rebuilding it as a higher-capacity pack

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

Building a lithium-powered electronic magnifier to hunt for gold inside chips

0.15 copper stacked on nickel-plated strip, the result)