2 Packs: 12V 2.3Ah Replaces DSC-BD2312 SYSTEM BACKUP BATTERY FOR ALEXOR SYSTEMS 840140937121 | eBay
DSC Alexor Siren Bell Box Battery Alarm WT4911BATT Replacement for WT4911B | eBay
MIGHTY MAX BATTERY 12V 1.3Ah Battery Replacement for Casil CA1223 DSC Alexor System MAX3901222 - The Home Depot
12V 1.3Ah Battery Replacement for Casil CA1223 DSC Alexor System - Walmart.com
Mighty Max Battery 12V 1.3Ah Battery for Casil CA1223 DSC Alexor Syst Rechargeable Sealed Lead Acid 1213 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
Amazon.com: POWERSTAR 12V 2.3Ah Casil CA1223 DSC Alexor System Replacement Sealed Battery : Health & Household
MIGHTY MAX BATTERY 12V 1.3Ah Battery Replacement for Casil CA1223 DSC Alexor System MAX3901222 - The Home Depot