Surge Energy Rating 320 J Waveform Type Sine Wave Load Capacity (VA) 3000 VA Load Capacity (Watt) 2700 W Plug/Connector Type NEMA L6-20P Receptacle Type NEMA L6-20P Number of Battery & Surge Outlets 2 Receptacle Detail 2 x NEMA L6-20R Hot Swappable Yes Number of Batteries 1 Backup/Run Time (Half Load) 12 Minute Backup/Run Time (Full Load) 3 Minute Battery Characteristics Maintenance-free, Sealed, Spill-proof Typical Battery Recharge Time 3 Hour