Mighty Max Battery 6volt 7.2ah Battery Replacement for WKA6-7.2F Rechargeable Sealed Lead Acid 670 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
CSB GP 672 Battery 6V 7.2Ah Sealed Lead Acid | OSI Batteries
MIGHTY MAX BATTERY 6V 7.2AH (SLA) Battery for DJW6-7.2 652007 MX06065 NP76 - 2 Pack MAX3437999 - The Home Depot