MODEL : FSUPS2000VA INPUT VOLTAGE : 145VAC~290VAC OUTPUT VOLTAGE : 195VAC~255VAC OUTPUT WAVE FORM : PWM/DC OUTPUT FREQUENCY : 50Hz BACKUP TIME : 10-15MINUTES NOISE LEVEL : LESS THAN 45dB OPERATING TEMPERATURE : 0-45 deg C HUMIDITY : 10 TO 90 % NON CONDENSING