Sounds good, let us know what you get working!
Cable came in today, hooked the leads up to my variable power supply, and fully charged it in 2 hours without much heat.
cheaper inverters are ‘modified syne wave’ and not suitable for chargers or electronics like computers. You have to use a ‘pure syne wave’ inverter and these cost more.
lol, thanks for the advice but I ended up just making my own battery bank with about 30 laptop battery cells, my Macbook lives for almost a day straight.