The cyberpower systems cp685avr / bf685 is the ideal unit for mid-level to upper level computer systems. With battery run times up to 70 minutes, this unit really performs. The cp685avr / bf685 not only guards against surges, spikes, sags, brownouts and other power abnormalities, but also protects your computer system and valuable data during a power outage. The automatic voltage regulation (avr) will step up low voltages or step down high voltage conditions to safe output levels without resorting to battery power. Powerpanel personal edition software is included with each model. In the event of a power outage, powerpanel personal edition software automatically saves and closes open files and then shuts down the computer system in an intelligent and orderly manner. Features: battery run times from 16 to 70 minutes. Compact unit with transformer spaced outlets. All 8 outlets offer surge protection. 4 Transformer spaced outlets. Phone / fax / modem / network protection. Coax / cable / dss protection. $125,000 connected equipment warranty. Powerpanel personal edition software included. Usb and serial connectivity 3 year warranty model # cp685avr / bf685. Specifications: model: cp685avr / bf685. Va rating: 685va. Watts: 390w. Input voltage on utility: 100v - 140v. Output voltage on battery: 120v + / - 5%. Output frequency on battery: 60hz. Joule rating: 890 joules. Maximum surge current: 36,000 amps. Overload protection: internal circuitry limiting / circuit breaker. Battery run time: 16 - 70 minutes. Surge protected outlets: 4. Battery / surge protected outlets: 4. Indicator lights: power on / off, wiring fault. Warranty limited: 3 year warranty. Conformance approvals: ul 1778, cul, fcc doc class b. Software: powerpanel personal edition. Indicator lights: power on / wiring fault.