4-Pack UpStart UB645 Universal Sealed Lead Acid Battery (6V, 4.5Ah / 4500mAh) — Compatible with Radiant SN640, F1 Terminal, AGM SLA — Includes 8 F1 to F2 Adapters

Pack of four UpStart Battery UB645 universal sealed lead acid (SLA) replacement batteries — designed as compatible replacements for the Radiant SN640. Each battery is 6V with a 4.5Ah (4500mAh) capacity and uses F1 terminals. AGM construction provides maintenance-free operation and reliable performance. Key details: - Quantity: 4 batteries (Pack of 4) - Model: UB645 (UpStart Battery Brand) - Compatible with: Radiant SN640 - Voltage / Capacity: 6V, 4.5Ah (4500mAh) - Terminal: F1 Terminal - Type: AGM, SLA (sealed lead acid) What’s included: 8 F1 to F2 terminal adapters for easier hookup and compatibility with devices that require F2 connections.