4-Pack UB645 Replacement for Teledyne Big Beam 2CL6S — 6V 4.5Ah (4500mAh) SLA/AGM with F1 Terminals + 8 F1-to-F2 Adapters — UpStart Battery Brand

Pack of four UB645 replacement batteries from UpStart Battery Brand, compatible with Teledyne Big Beam 2CL6S. Each battery is a 6V sealed lead acid (SLA) AGM unit with 4.5Ah (4500mAh) capacity and comes with F1 terminals. The bundle includes 8 F1 to F2 terminal adapters to convert connections when required. Ideal as direct replacements for UB645-equipped devices or fixtures using the 2CL6S configuration.