The CyberPower Smart App Sinewave PR1500LCDRT2U uninterruptible power supply (UPS) safeguards mission-critical servers, telecom equipment, VoIP and internet-working hardware that require seamless pure sine wave power. Its full automatic voltage regulation (AVR) boost/buck technology delivers a consistent and clean AC power, protecting connected equipment and preventing costly business interruptions. This UPS system is ENERGY STAR qualified with patented GreenPower UPS Bypass circuitry to save on energy costs by reducing energy consumption and heat buildup. The PR1500LCDRT2U unit has a capacity of 1500VA/1350Watts, eight (8) battery and surge protected NEMA 5-15R receptacles, including four (4) fail-safe outlets for critical loads. This UPS has four (4) maintenance-free, user-replaceable 12V/7Ah batteries. The rotatable front LCD panel displays all major UPS vitals for ease of use.