Amazon.com: ML15-12 - 12V 15AH SLA Battery - Pack of 4 : Health & Household
Mighty Max Battery ML35-12- 12 VOLT 35 AH SLA BATTERY- PACK OF 2 Rechargeable Sealed Lead Acid 12350 Backup Power Batteries (2-Pack) in the Device Replacement Batteries department at Lowes.com
Universal - 12 Volt 12 Ah SLA Battery - UB12120F2
12V 14AH Removable High Capacity SLA Battery for Model MKSX1718 / MKSX
12V 15Ah Sealed Lead Acid (Sla) Battery - T2 Terminals - For Zb-12-15 - Walmart.com