Mighty Max Battery 12V 1.3Ah Alarm Battery for 1.2ah Inovonics BAT603 Rechargeable Sealed Lead Acid 1213 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
NP1.2-12 | Yuasa 12V Faston F1 Sealed Lead Acid Battery, 1.2Ah | RS
Amazon.com: NPP NP12-1.2Ah (T1) 12V 1.2Ah Rechargeable Sealed Lead Acid Battery for ADI/Ademco 484 Security System, Technacell TC1212 Emergency Light : Health & Household
12V 1.2Ah Lead Acid Battery - F1 Terminal - TLV1212