From Lionel, this train set features: Recommended use: ages 14 and up 4-6-0 locomotive controlled by remote or Bluetooth® LionChief app Two passenger coaches with interior LED illumination, plastic trucks and operating couplers One combination car Eight curved O36 FasTrack® track sections, one 10" straight FasTrack® Plug-Expand-Play power lock-on section, one FasTrack® terminal section, and two 10" straight FasTrack® sections. Wall pack power supply LionChief® Remote for locomotive with a know for forward and reverse control, and buttons for sounds and announcements (requires three AAA alkaline batteries (not included)) Lionel Voice Control (LVC) - run your locomotive by speaking commands into your phone via LionChief® App Voice Streaming & Recording (VSR) - record or live stream your own custom announcements via LionChief® App RailSounds RC™ sound system with steam chuffing and background sounds, horn, whistle, bell and user-activated announcements Powerful maintenance-free motor Operating headlight Puffing smoke Operating coupler on rear of tender Traction tires Die-cast metal locomotive body Soft molded diaphragms between cars Gauge: O Gauge Min Curve: O31 Dimensions: set length: 63" Imported.