Regolatore di carica solare 4000W 100A MPPT 12V/24V/36V/48V batteria regolatore fotovoltaico USB
12V/24V/36V/48V automatic identification. Dual USB 5V charging ports. Compatible with Seal, GEL, Flooded, LifePO4 battery charging. I think most problems can be resolved through sincere communication.