Mighty Max Battery ML5-12- 12 VOLT 5 AH SLA BATTERY- PACK OF 12 Rechargeable Sealed Lead Acid 1250 Alarm System Batteries (12-Pack) in the Device Replacement Batteries department at Lowes.com
12V 5Ah Battery, Sealed Lead Acid battery (AGM), B.B. Battery BP5-12, 90x70x102 mm (LxWxH), Terminal
Replacement Apex APX1250 Battery 12v Sealed Rechargeable | OSI Batteries