External battery pack supplements UPS battery power for APC Back-UPS
Provides up to five times longer runtime for critical systems
Extended battery pack is automatically recharged by the APC Battery Backup
This product is intended to be used with the APC Battery Backup and will not function on its own
This product is a supplemental battery that can only be used in conjunction with the APC Battery Backup. This supplemental battery pack does not work on its own.
