4-Pack UpStart Replacement for Powersonic PS-640F / UB645 — 6V 4.5Ah (4500mAh) AGM SLA with F1 Terminals + 8 F1-to-F2 Adapters

UpStart Battery Brand — pack of four replacement batteries compatible with Powersonic PS-640F and UB645 universal sealed lead acid applications. Quantity: 4. Each battery is 6V, 4.5Ah (4500mAh) sealed AGM (SLA) and comes equipped with F1 terminals. Includes 8 F1 to F2 terminal adapters to accommodate devices requiring F2 connections. Ideal as direct UB645 replacements where a 6V, 4.5Ah sealed lead acid battery with F1 terminal is specified.