The Back-UPS RS features advanced protection for business workstations and high-end desktops. Automatic Voltage Regulation (AVR) Technology keeps the utility voltage within safe levels without using the battery thereby extending battery life and maximizing runtime. Built-in data line protection prevents damage due to surges traveling over data lines. File saving, auto-shutdown software with sophisticated power management is included. The Back-UPS RS is the ideal choice for applications requiring extended battery runtime.