... IndicatorsLoad level / Battery level, Battery , Utility Power, Output, Bypass, Overload, Fault/BuzzerLCD/LED contentBattery capacity. Mute. ... Input Voltage. Output Voltage.ProtectionShort Circuit, lightning, over voltage, unbalanced loadsCool ... .Short circuit and overload protection8. Heavy Duty 1000VA/700W Home/Office used line interactive pure sine ...