Rechargeable Replacement 12V 4.5AH 12 Volt 4.5 Amp Hour Sealed Lead Acid Battery 616453667846 | eBay
SLA Battery: Sealed Lead Acid Battery 12V 10AH (120wh) with Dimension 151mm x 98mm x 95mm
Mighty Max Battery 12V 4.5Ah Home Alarm Security System SLA Battery Rechargeable Sealed Lead Acid 1250 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
Duracell Ultra 12V 2.3AH General Purpose AGM SLA Battery with F1 Terminals - SLAA12-2.2F at Batteries Plus
MIGHTY MAX BATTERY 12-Volt 3 Ah Rechargeable F1 Terminal Sealed Lead Acid ( SLA) Battery ML3-12 - The Home Depot