The PRL1500RT2UC is a Smart App Sinewave rack/tower convertible UPS with line-interactive topology, surge protection, and battery backup. CyberPower's Smart App Sinewave series has sine wave output to eliminate power gaps that can be detected by sensitive equipment and cause unexpected shutdowns. The Smart App Sinewave PRL1500RT2UC improves battery life through battery equalization technology and Automatic Voltage Regulation (AVR), which corrects minor power fluctuations without switching to battery power. The enhanced chassis design with an easy-to-access toolless front panel, captive screws for battery panel access, and color-coded rear panel make battery changes and installations simple and fast. The PRL1500RT2UC also has an innovative LCD panel that rotates 90°, and provides information on 47 different settings including UPS stats, UPS setup and control management, and testing options. This model accepts the RMCARD205 network management card for remote management and control via a standard web browser or network management system. Built-in Cloud for remote monitoring. Lithium batteries. Lithium is a maintenance free premium battery technology with a longer lifespan and higher efficiency. With a $400,000 connected equipment guarantee and a five-year warranty, you can trust CyberPower's commitment to the quality of the PRL1500RT2UC.