R/C Diesel 10 remote control motorized railway engine. Diesel 10 is on the move... and you control the action! Use the 3-function remote to make him go forward, backward and stop! The magic of Thomas and Friends comes to life with remote control action. Motorized train track play is compatible with all TrackMaster™ track sets (sold separately). Tracks not included. Requires 5 AAA batteries (3 for train; 2 for remote control). Batteries not included). Made by Fisher-Price who are well-known for quality control in product making. Confirms to the safety requirements of ASTM F963. Recommended for ages 3 and up.