6V 4.5AH SLA Battery Replacement for Toyo 3FM4.5 - MightyMaxBattery
Amazon.com: BatteryGuy 3FM4.5 Replacement 6V 4.5Ah SLA Battery Brand Equivalent (Rechargeable) - Qty of 1 : Health & Household
Mighty Max Battery Replaces cp0660 gp645 lcr6v4p hk-3fm4.5 wp4-6 Rechargeable Sealed Lead Acid 645 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
TOYO 6 Volt 4.5 Ah (3FM4.5) SLA Battery With F1 Standard Terminal – TOYO Batteries
MIGHTY MAX BATTERY 6V 4.5AH SLA Battery Replacement for Toyo 3FM4.5 MAX3864503 - The Home Depot