FeaturesFerro resonant topology1150 VA power rating88% efficiency5 to 15P input connection0.98 input power factor(6) NEMA 5 to 15R receptacleSine wave output waveform+/- 3% for input voltages of +15 to -20% output voltage rangeStandard battery, standard charger batteryRS-232 (DB-25) communicationIntelligent power compatibility software suite5 to 95% without condensation relative humidityBeige with blue highlights colorOn-Off switch alarm switch 5 front indicator lights interface