Monster Jam Grave Digger, 24V Battery Ride On, Ages 3+, 5MPH Max Speed, 40 Min. Ride Time - Walmart.com
Amazon.com: 24 Volt Battery Compatibal with for Action Wheels Monster Jam Grave Digger Thunder Tank Motion Trendz Mega Tredz Yamaha Grizzly Battery Powered Ride On : Toys & Games