5-Pack UpStart UB645 Replacement for Holophane M2 — 6V 4.5Ah (4500mAh) Sealed Lead Acid AGM Battery with F1 Terminals + 10 F1 to F2 Adapters

Five UpStart UB645 replacement batteries compatible with Holophane M2 fixtures. Each battery is a 6V Sealed Lead Acid (AGM, SLA) unit rated at 4.5Ah (4500mAh) and comes equipped with F1 terminals. This bundle includes 10 F1 to F2 terminal adapters so you can convert the F1 posts when needed. Supplied by UpStart Battery, these UB645 universal replacement cells provide the same electrical specifications and form factor as the original Holophane M2 battery.