Capacity: Rating: 850VA (Volt-Ampere) Power: 480 Watts Topology: Type: Line Interactive Waveform: Output Waveform: Sine Wave or Simulated Sine Wave Voltage Regulation: Automatic Voltage Regulation (AVR): Yes Battery: Type: Sealed Lead-Acid Backup Time: Varies based on load and specific model Outlets: Number of Outlets: Typically 4 to 8 Type: Surge-protected and battery backup Transfer Time: Transfer Time to Battery: Usually milliseconds