4-Pack UpStart UB645 — Holophane M73 Compatible 6V 4.5Ah (4500mAh) SLA AGM Battery, F1 Terminal — Includes 8 F1→F2 Adapters

UpStart Battery Brand replacement set: four UB645 batteries compatible with Holophane M73 fixtures. Each battery is a Universal Sealed Lead Acid Battery with 6V voltage and 4.5Ah (4500mAh) capacity, built using AGM (SLA) construction and supplied with F1 Terminal configuration. This bundle also includes 8 F1 to F2 terminal adapters to accommodate installations requiring F2 connectors. Ideal as direct replacements for UB645 Universal Sealed Lead Acid Batteries used in Holophane M73 applications.