6V, 4.5Ah LFP Battery (PVC, BLF-06045C) – Bioenno Power
Amazon.com: NERMAK 6V 6Ah Lithium LiFePO4 Battery 2 Pack, 2000+ Cycles Rechargeable Lithium Iron Phosphate Battery for Emergency Light, Game Feeder, Kids Ride On Car and More with BMS (F1 Terminals) : Automotive
CSB Battery GP645-F1: 6v 4.5 AH Sealed Lead Acid Battery
UPG 6-Volt 4.5 Ah Lithium LFP Rechargeable Battery with F1 and F2 Terminals 48046 - The Home Depot