4-Pack Elk Batteries ELK0640 Replacement for UB645 — 6V 4.5Ah (4500mAh) SLA/AGM with F1 Terminals + 8 F1-to-F2 Adapters — UpStart Battery Brand

Four replacement batteries (Elk Batteries ELK0640) compatible with UB645 Universal Sealed Lead Acid applications. Each battery is 6V, 4.5Ah (4500mAh) sealed lead acid (AGM/SLA) and comes fitted with F1 terminals. The set includes eight F1 to F2 terminal adapters so you can install in devices that require F2 connectors. Quantity: 4. Brand: UpStart Battery Brand. Key specs: 6V; 4.5Ah (4500mAh); F1 terminals; AGM/SLA chemistry; includes 8 F1→F2 terminal adapters.