APC Back-UPS 500 BE500U 6-Outlet Battery Back Up Surge Protector With Battery | eBay
Amazon.com: APC UPS Battery Replacement, APCRBC124, for APC UPS Models BX1500M, BR1500G, BR1300G, SMC1000-2U, SMC1000-2UC, BR1500GI, BX1500G, SMC1000-2U, SMC1000-2UC, and Select Others Black : Electronics
APC APC BackUPS 6 Outlets 450VA 255W 6-Outlet 180 Joules 255-Watt 450Va Indoor AC Surge Protector with Battery Backup in the Surge Protectors department at Lowes.com
How to replace an APC Back-UPS ES 550 Battery - YouTube