Keep the high-speed adventures rolling with this Power Wheels 12-Volt 12-Ah Rechargeable Battery from Fisher-Price. It's always best to have a spare! Pop this backup battery into your child's Power Wheels 12-volt battery-powered ride-on vehicle while the main battery is charging, so your little driver never misses a race. Be sure to read the enclosed instruction booklet for important safety information before installation and use. For adult use only.