Mighty Max Battery 6V 12AH F2 Replac 10Ah Ritar RT6100 F2, RT 6100 F2 Rechargeable Sealed Lead Acid 6120 Backup Power Batteries in the Device Replacement Batteries department at Lowes.com
RIDE ON TOY CAR Battery | 6V 12AH / 10AH | JEEP, MINI, AUDI, RAPTOR, and more | eBay
Lithium 6V 10Ah 4.5Ah 12Ah 16Ah 20Ah 2s 7.4V Battery Pack 100w not lead acid for solar light Electric baby car kid toy led lamp - AliExpress