Uninterruptable Power Supply(UPS) Product:High Frequency On Line UPS(1kVA~3kVA) Rated power:1kVA/0.7kW,2kVA/1.4kW... ProductHigh Frequency On ... 1%(or 230/240VAC±1%)Frequency46~54Hz or 50Hz±0.1Hz(Line mode)50Hz±0.1Hz(Battery mode)(or 60Hz±0. ... and vice versaLED indicatorsStatusLoad level/Battery level, Battery, Utility power,Inverter,Bypass,Overload,FaultAudible alarmBypass, On battery mode,Battery low ...