CyberPower CP850PFCLCD 10-Outlet Uninterruptible Power Supply (850VA/510 Watts) for $89.99 shipped. Here is a screenshot for reference. It is designed for mid- to high-end computer systems, servers and networking hardware that use conventional and Active Power Factor Correction power supplies. It features 10 battery-backup, surge-protected outlets and USB & serial ports to protect devices and keep them running during temporary power outages. Most places have it for about $129.