POWER PROTECTION: The 1500VA UPS has AVR to extend battery life. PURE SINE WAVE UPS: System protects against power fluctuations, equipment damage and data loss. MORE USABLE POWER: This single phase line interactive UPS has 0.9 output power factor. TAA COMPLIANT: This ensures the UPS is made in the US or TAA-compliant country and guarantees safe operation in government or government-affiliated environments. REMOTE MANAGEMENT CAPABILITY: It comes with an IS-UNITY-SNMP communication card for remote monitoring and control.