This is the analyser, a stand allone self powered unit, Best for use on open field,
whre no power supply available:
https://www.olx.ro/oferta/testere-ba...j-IDbIlAh.html
The advanced tool ballance battery and get it back to green-flash led where the
default segway charger returns red light ic cannot revive one or more cells with voltage
under expected voltage, even revivable and not defective cell(s).
My tool help and insist to revive to 3,42V sofar with big rate of success.