5-Pack Compatible Teledyne Big Beam 2CL6S UB645 6V 4.5Ah (4500mAh) AGM SLA Battery — F1 Terminals + 10 F1-to-F2 Adapters — UpStart Battery Replacement

UpStart Battery 5-pack replacement set compatible with Teledyne Big Beam 2CL6S (UB645). Each sealed lead acid (SLA) AGM cell is 6V with a 4.5Ah (4500mAh) capacity and comes equipped with F1 terminals. This package includes ten F1-to-F2 terminal adapters to ensure fitment with devices requiring F2 connections. Ideal as direct UB645 replacements, these universal sealed batteries provide the specified voltage and capacity for applications needing reliable 6V power.