5-Pack UB645 Compatible for Light Alarms ELB0606 — 6V 4.5Ah (4500mAh) Sealed Lead Acid AGM Battery with F1 Terminals + 10 F1→F2 Adapters — UpStart Battery

Five replacement UB645 batteries from UpStart Battery, designed as direct substitutes for Light Alarms ELB0606. Each battery is a 6V sealed lead acid (AGM/SLA) unit with a capacity of 4.5Ah (4500mAh) and fitted with F1 terminals. The package also contains 10 F1-to-F2 terminal adapters to accommodate devices that require F2 connections. Ideal for alarm systems and similar backup power applications where UB645/ELB0606 compatibility is required.