3000W 48V DC to 120V/230V AC Inverter Charger 1) Pure sine wave 2) AC smart charger 3) 300% surge power 4) Configurable AC/Solar input priority 5) 30A/70-90A max. AC charging current 6) Compatible to mains voltage or generator power 7) LED/LCD Smart Remote Control (RMT) (Optional) 8) DC start and automatic self-diagnostic function 9)Low DC voltage supports home and office appliances 10) High efficiency design and “Power Saving Mode” to conserve energy 11) 13 VDC battery recover point, dedicated for renewable energy systems 12) 8 pre set battery type selector plus De-sulphation for totally flat batteries 13)15s delay before transfer when AC resumes, protection for load when used with generator