Amazon.com: Replacement for ADT Security Alarm Safewatch Pro 3000 Battery - Replacement UB1250 Universal Sealed Lead Acid Battery (12V, 5Ah, 5000mAh, F1 Terminal, AGM,SLA) - Includes TWO F1 to F2 Terminal Adapter :
MIGHTY MAX BATTERY 12V 5Ah F2 SLA Replacement Battery for Universal Power UB1250 MAX3974066 - The Home Depot