Power-Sonic 12-Volt 9 Ah F2 Terminal Sealed Lead Acid (SLA) Rechargeable Battery PS-1290F2 - The Home Depot
Compatible Powersonic PS1235 Battery - Replacement UB1290 Universal Sealed Lead Acid Battery (12V, 9Ah, 9000mAh, F1 Terminal, AGM, SLA) - Includes TWO F1 to F2 Terminal Adapters - Walmart.com
Power Sonic PS-1290 12V 9Ah Replacement Battery (12 Pack)