... auto voltage regulations), USB communication port, alarms for battery backup, low battery and overload, energy saving function (UPS green mode ... ms Maintenance Bypass SwitchYesLED IndicatorsStatus Load level /Battery level,Battery,Utility Power,Inverter,Bypass,Overload,Fault.Audible ... Humidity20%-90% (non-condensing)WeightNet (kg)8493DimensionsMachine 550*255*720Package730*440*910Update Date:2011/3/12 ...