4-Pack UpStart Battery UB645 — Compatible with Welch Allyn 5200, 6V 4.5Ah (4500mAh) SLA/AGM, F1 Terminals + 8 F1→F2 Adapters

UpStart Battery UB645 replacement set (quantity: 4) compatible with the Welch Allyn 5200. These Universal Sealed Lead Acid (SLA) batteries are AGM construction and deliver 6V at 4.5Ah (4500mAh). Each battery comes with F1 terminals; the package also includes eight F1 to F2 terminal adapters to fit devices requiring F2 connections. Ideal as a direct replacement for Welch Allyn 5200 units, this 4-pack provides maintenance-free, valve-regulated lead acid performance from the UpStart Battery brand.