5-Pack UB645 Replacement for Light Alarms 26-45 — UpStart 6V 4.5Ah (4500mAh) Universal Sealed Lead Acid Battery AGM SLA with F1 Terminal — Includes 10 F1 to F2 Terminal Adapters

Pack of five UpStart Battery UB645 replacement cells designed for Light Alarms 26-45. Each battery is a 6V Universal Sealed Lead Acid (SLA) AGM unit with 4.5Ah (4500mAh) capacity and F1 terminal configuration. This kit includes ten F1 to F2 terminal adapters for easy installation where F2 connections are required. Ideal as direct replacements in compatible alarm and backup applications, these UB645 batteries provide the same specifications and form factor as the originals.