POWER PROTECTION: The 1100VA UPS has AVR to correct power disturbances. MORE USABLE POWER: This single phase line interactive UPS has 0.9 output power factor. NO INSTALLATION: This plug-and play battery backup does not need installation or rack space. REMOTE MANAGEMENT CAPABILITY: Add a communication card to this UPS to monitor devices remotely. PROGRAMMABLE OUTLETS: Get 5 total outlets with 2 programmable outlets to prioritize critical loads.