Mighty Max 6V 12AH Battery Replaces Peg Perego Energy Cube Type C + 6V Charger 730052652345 | eBay
PEG PEREGO HEV127S3 Battery Replacement - UB6120 Universal Sealed Lead Acid Battery (6V, 12Ah, 12000mAh, F1 Terminal, AGM, SLA) - Includes TWO F1 to F2 Terminal Adapters - Walmart.com