Automatic self-test: Periodic battery self-test ensures early detection of a battery that needs to be replaced.\n \n Predicitive failure notification: Provides early-warning fault analysis ensuring proactive component replacement.\n \n User-replaceable batteries: Increases availability by allowing a trained user to perform upgrades & replacements of the batteries reducing Mean Time to Repair (MTTR)\n \n Disconnected battery notification: Warns when a battery is not available to provide backup power.\n \n Audible alarms: Provides notification of changing utility power & UPS power conditions Feature Feature Value Battery technology Sealed Lead Acid (VRLA) Battery voltage 72 VProduct colour Black Battery capacity 734 VAh Battery life 5 year (s) Hot-swap battery Y Compatibility APC Smart-UPS