Amazon.com: Dakota Lithium - Power Box with 12V 10Ah LiFePO4 Battery Included - 11 Year USA Warranty 2000+ Deep Cycle Battery Box with DC and USB Ports - Water/Shock Resistant - Camping,
Amazon.com: Fiamm FG20721 12V 7Ah Sealed Lead Acid Battery - This is an AJC Brand Replacement : Automotive