The Tripp Lite SmartPro 550VA UPS TRPSMART550USB is designed to protect PCs, workstations, and other devices from damage, downtime, and data loss. It features Automatic Voltage Regulation that corrects brownouts without using battery power. The UPS includes a USB communication port compatible with free PowerAlert software for unattended automatic shutdown. With a power capacity of 550VA/300W, it offers 6 outlets and supports tel/DSL/Ethernet connections, providing a 15-minute runtime at half load. This product is backed by $200k Ultimate Lifetime Insurance and a 3-year warranty.