1,Online ups power 2KVA. 2,led display 3,Optional extension battery pack 4, 7- 25mins backup time (standard ) Product FeaturesIP/OP: 110/115/120VAC 50/60HzIP/OP: 220/230/240VAC 50/60Hz KEY FEATURES True on-line double conversion technology with advanced microprocessor controlWide input voltage rangeZero transfer timeProtection against all type of power problemsSelf test while start of the UPSSite ...