Can I add additional batteries to this Medical UPS to increase the runtime?

Name: Cyber Power Systems (USA), Inc.
Address: 4241 12th Ave E STE 400, Shakopee, MN, 55379, US
Telephone: +18772976937

FAQ Category: UPS

The M1100XL can have up to two (2) additional battery packs (model BP36V60ART2U) added to it via the connection on the back panel. The M550L and M750L are not equipped for additional batteries.