MIGHTY MAX BATTERY 12V 9Ah SLA Battery Replacement for HR-1234W-F2 - 10 Pack MAX3876894 - The Home Depot
Mighty Max Battery 12V 9AH SLA Replacement Battery for HR-1234W-F2 Rechargeable Sealed Lead Acid 1290 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com