BRAND : PROLINK MODEL: -PROLINK PRO701SFC 650VA SUPER FAST CHARGING UPS CAPACITY: -650VA INPUT VOLTAGE RANGE -162 - 290VAC (Single boost) -140 - 300VAC (Double boost) INPUT FREQUENCY: -50Hz/60Hz (Auto-sensing) INPUT PHASE: -Single phase with ground OUTPUT VOLTAGE RANGE: -220 - 240VAC OUTPUT BATTERY MODE: -220 - 240VAC OUTPUT FREQUENCY: -50Hz ±1% (Battery mode) OUTPUT WAVEFORM: -Simulated sine wave (Battery mode) -Sine wave (AC mode) BATTERY BACKUP TIME: -8 - 20 mins depending on load BATTERY RECHARGE TIME: -2-4 hours recover to 90% capacity INTERFASE: -RS232, USB port, RJ45/RJ11 (Optional) DISPLAY: -LED/LCD Optional ALARM: -Batt. mode, low battery, overload, fault, etc SHORT CIRCUIT PROTECTION: -Yes (Line mode & battery mode) SURGE PROTECTION: -Yes PROTECTION/MONITORING ALARM: -Audible & visual OVERLOAD PROTECTION : LINE MODE - 100 - 120% 1 min change to fault mode >120% change to fault mode immediately BATTERY MODE - 100 - 120% 1 min change to fault mode >120% change to fault mode immediately