From the ManufacturerThomas is on the move... and you control the action! Use the multi-function remote control to make Motorized Thomas go in one of three speeds. Thomas also goes in reverse! Hear engine phrases, sounds and whistles as Thomas travels twice as fast as standard TrackMaster engines! Engine has metallic finish. Motorized train track play is compatible with all TrackMaster track sets (sold separately). Requires 3 AA and 3 AAA batteries (not included). Product DescriptionThomas is on the move... and you control the action! Use the multi-function remote control to make Motorized Thomas go in one of three speeds. Thomas also goes in reverse! Hear engine phrases, sounds and whistles as Thomas travels twice as fast as standard TrackMaster engines! Engine has metallic finish. Motorized train track play is compatible with all TrackMaster track sets (sold separately). Requires 3 AA and 3 AAA batteries (not included).