I'm a bit confused as I can't use a Li-Ion 42V charger bercause I can dammage the LFP battery, instead, searching on google for LFP charger for 36V, it actually have 43.8V. So, a LifePO4 charger provide with1.8V more voltage than Li-Ion one.
All I want, is to charge a bit that Schachner...