... strong overload abilitySmart charging mode: forced charging + floating chargeProtections: high/low-voltage, surge, spike, over-load, short-circuit and battery over charge/dischargeCharging ... %Efficiency>90%LCD Displayinput voltage, output voltage, frequency, battery charging, battery capacity, load capacity, AVR/battery mode, error, overload ProtectionUtility Modeoutput high/low voltage ...