How to use one charger for all your batteries/devices
19:21
This should be illegal… Battery Repair Blocking
4:50
Testing USB Power Delivery Modules at 100W: how good are they?
9:02
My new spot welder (upgrade)
24:43
How does mobile phone fast charging work?
13:24
My DIY 18650 Battery Charger
13:40
Charging an eBike over USB-C
10:20
Active balancers - are they any good? + testing a battery tester
11:12