Power-Sonic 12-Volt 9 Ah F2 Terminal Sealed Lead Acid (SLA) Rechargeable Battery PS-1290F2 - The Home Depot
Amazon.com: AlveyTech 12 Volt 9 Ah Replacement Battery for Rollplay Nighthawk Kid Ride-On Toy - 12V Sealed Lead Acid Batteries for Kids Electric Power Car, ATV, Scooter, and Toys, Plug N Play