4-Pack Compatible Light Alarms UH24 / UB645 6V 4.5Ah (4500mAh) Sealed Lead Acid Battery (F1 Terminal, AGM/SLA) — Includes 8 F1 to F2 Adapters — UpStart Battery Brand

Pack of 4 replacement batteries from UpStart Battery Brand designed as direct replacements for Light Alarms UH24 and UB645. Each unit is a 6V Universal Sealed Lead Acid (AGM/SLA) battery with a 4.5Ah (4500mAh) capacity and comes fitted with F1 terminals for easy installation. For installs requiring F2 connections, the package includes eight F1 to F2 terminal adapters to ensure compatibility.