APC Back-UPS 650VA UPS Battery Backup Surge Protector

Provides Battery Backup Power that allows yu to work through power outages and protects your data and equipment. Connect the Back-UPS to AC power and allow the battery to recharge for ten hours. Audible noise at 1 meter from surface of unit- 45.0dBA. Full time multi-pole noise filtering 650VA / 390W Backup Battery Uninterruptible Power Supply UPS 8 Outlets: 4 Battery Back up Surge Protector plus 4 Surge Protector Only Ethernet Dataline surge protection RJ45 10/100 ports for connected equipment 5 Power Cord right-angle 3-prong wall plug wall-mountable plus FREE power-management software Batterly Life: 3-5 years.