Perfect for a trip around the tree and great fun for beginners, the Atlas HO Scale Trainkids Passenger Train Set makes getting started fast and fun. This battery-powered set features the sleek Amtrak(R) Acela(SM) passenger train and an oval of easy-to-assemble plastic track. The set includes three cars and can be expanded with more cars and track (sold separately). The set features a remote speed and sound controller and the power car and remote require batteries. Additionally, the train can be operated on regular HO Scale track using the remote, but will not be controllable using conventional DC or DCC systems.