4-Pack UpStart UB645 (Compatible with Emergi-lite M3019) — 6V 4.5Ah (4500mAh) AGM SLA Battery with F1 Terminals + 8 F1→F2 Adapters

UpStart Battery UB645 replacement set (compatible with Emergi-lite M3019) — four sealed lead-acid units designed as direct replacements. Each battery: 6V, 4.5Ah (4500mAh) capacity; AGM construction (SLA); equipped with F1 terminals. The bundle includes 8 F1 to F2 terminal adapters to accommodate devices requiring F2 connections. Ideal for emergency lighting, exit signs and other standby power applications that accept the UB645/M3019 form factor.