lLED display
lMicroprocessor-based digital control
lBoost and buck AVR for voltage stabilization
lAuto sensing frequency
lWide input voltage range
lPower-on self test
lCold start
lAuto restart when mains power is restored
lAuto track mains phase to ensure that inverter output voltage has same phase with utility voltage, reducing transfer time and peak surge
lIntelligent battery management: battery temperature compensation to extend the battery life; three-stage charging to shorten recharge time
lShort circuit, battery overcharge / overdischarge, overload, surge protections
lAutomatic charging in OFF mode
lOptional no-load shutdown
lOptional USB ports
lUnattended safety shutdown: system alarm and auto Power-On / Off by USB interface communicating with PC
