APC J15BLK 12-Outlet J-Type Power Conditioner with Battery Backup (Discontinued by Manufacturer) 12 outlets AC &amp; data-line surge protection 3 pairs of coaxial protection jacks Application-specific, isolated RFI/EMI filtering.Automatic voltage Regulation Typical recharge time 16hour(s) Standalone power conditioner 865-Watt, 1500VA output capacity 12 NEMA 5-15R outlets 13.4 minute backup time at half-load, 3.9 minutes at full load Maintenance-free sealed lead-acid battery with leakproof suspended electrolyte Standalone power conditioner 865-Watt, 1500VA output capacity 12 NEMA 5-15R outlets 13.4 minute backup time at half-load, 3.9 minutes at full load Maintenance-free sealed lead-acid battery with leakproof suspended electrolyte