Uninterruptable Power Supply(UPS) Product:High Frequency On Line UPS(1kVA~3kVA) Rated power:1kVA/0.7kW,2kVA/1.4kW... ProductHigh Frequency On Line ... bypass and vice versaLED indicatorsStatusLoad level/Battery level, Battery, Utility power,Inverter,Bypass,Overload,FaultAudible alarmBypass, On battery mode,Battery low ,Overload,FaultAcoustic NoiseAt 1meter ...