AVR900U AVR Series Line Interactive UPS 900VA 120V with USB & RJ11 Ports - 12 Outlet Battery Backup for Home Office, Computer, and Electronics Protection (Single Unit)

Power protection and battery backup for home and office computers and electronics. Protects your valuable equipment from damage, downtime and data loss. Battery backup supports equipment during outages. AVR corrects power sags (brownouts) and overvoltages. Surge protection blocks harmful transient voltages on AC and phone lines. The USB port connects to a computer for power management and automatic file saves