Energy Power 12V, 22AH SLA AGM Battery - INT (M6) — PLP Battery Supply
Sealed Lead Acid 12 Volt 22 Amp 12V 22Ah Replacement Battery (1 Pack)
Mighty Max Battery 12V 22AH SLA Battery Replacement for BB HR22-12 Rechargeable Sealed Lead Acid 12220 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com