Li-on and LiFePo4 batteries charger is faulty, let's diagnose it!

Intecracy:
docs.google.com/document/d/1J...
Booking and repair shop management software for everyone:
bookrepaironline.co.uk/
Book repair with me:
bookrepaironline.co.uk/servic...
Our official repair website: livingston.electronicsrepairs...
We're fighting for:
right-to-repair.uk
If you run a repair shop, you can use our booking system and business management all-in-one solution for your repairs. And help us with the Right to Repair at the same time!
Thank you for watching :).