Assortment of TrackMaster motorized toy trains Great addition to your TrackMaster collection Motorized train play is compatible with most TrackMaster track and train sets (sold separately) Collect all your favorite Thomas and Friends characters to expand your motorized railway (sold separately) Each train requires 2 AAA batteries TrackMaster motorized trains from Fisher-Price take Thomas and Friends to greater speeds, taller heights, and bigger adventures! Featuring your favorite characters from the TV show, they bring even more adventure to your TrackMaster world, and make great additions to any collection of toy trains. Flip the switch to see them race along on another exciting journey! Collect them all to build a TrackMaster motorized railway full of Really Useful engines! Children ages 3Y+. Each train requires 2 AAA batteries.