2-pack Eveready 1209 (509) 6 Volt Lantern Battery - Walmart.com
MIGHTY MAX BATTERY 6 -Volt 12 Ah Rechargeable F2 Terminal Sealed Lead Acid Battery ML12-6F296 - The Home Depot
Amazon.com : Duracell Coppertop 6V 908 Alkaline Lantern Battery with Spring Terminals, 1 Count Pack, 6-Volt Battery with Long-lasting Power for Household and Office Devices : Health & Household
Power-Sonic 6-Volt 12 Ah Sealed Lead Acid (SLA) Rechargeable Battery PS-6100F1 - The Home Depot