Testing questionable LiPo Battery Charger Schematics I found on the internet!
11:43
Testing circuits I found on the Internet: Inverter! It does work, BUT...
12:22
Don't Fast Charge your Phone before Watching this Video!
16:44
Why you should avoid using charger modules!
13:29
BMS (Battery Management System) || DIY or Buy || Properly protecting Li-Ion/Li-Po Battery Packs
25:06
Crystal Radios: No Batteries? No Problem!
23:12
How to use your trashy meter without blowing it up (much)
24:43
How does mobile phone fast charging work?
16:36