The CyberPower Intelligent LCD CP850AVRLCD uninterruptible power supply (UPS) for mid to high-end computer systems, features dynamic line conditioning to guard against surges/spikes and offers battery backup in the event of brownouts or blackouts. Its patented GreenPower UPS? advanced circuitry reduces UPS energy costs by up to 75% compared to competitive models. The CP850AVRLCD unit has a capacity of 850VA/510 Watts, nine (9) NEMA 5-15R receptacles, including five (5) fail-safe outlets for critical loads. The intelligent multi-function LCD panel displays real-time UPS vitals for ease of control. This unit offers connectivity via one (1) HID USB and one (1) serial port, as well as protection for phone/network (RJ11/RJ45) and cable/coax (RG-6). It has one (1) maintenance-free, user-replaceable 12V/8.5Ah battery and includes EMI/RFI filters to increase the immunity of the load to disturbances and surges. PowerPanel Personal Edition UPS Management software automatically closes computer files and safely shuts down the system in case of a power outage. A ensures that this UPS has passed our highest quality standards in design, assembly, material or workmanship and further protection is offered by a $250, 000 Connected Equipment Guarantee.