"The Lionel Warner Bros. DC Comics Batman LionChief ET44 is a great addition to your DC Comics collection! This powerful diesel engine is decked out in The Dark Knight paint scheme and is sure to be the focal point of your DC Comics layout. FEATURES: Bluetooth equipped - control with the LionChief app or Universal Remote (sold separately) 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 diesel revving and background sounds, horn, bell, and user-activated announcements On/Off switch for sounds Operating headlight Two powerful maintenance-free motors Operating couplers Illuminated cab interior Remote not included PRODUCT SPECIFICATIONS: Gauge: O Gauge Dimensions: Length: 16"""" Minimum Curve: O31 """