Product Name: Smart-Ups SRT 72V 2.2KVA RM Battery Pack, Manufacturer Part Number: SRT72RMBP, Product Type: UPS Battery Pack, Battery Characteristics: Leak Proof/Maintenance- free, Battery Chemistry: Sealed Lead Acid (SLA), Hot Swappable: Yes, Maximum Battery Life: 5 Year Extended-run battery systems provide flexible runtime to critical Smart-UPS applications.