Lionel Disney Frozen Bluetooth Ready-to-Play Train Set with Water-Vapor Smoke Effects keeps your young engineer in touch with the animated characters from the true Disney classic movie Frozen. Operate your train set using Lionel Bluetooth Control or run in Conventional Mode using a 3-Position switch located on the top of the engine. Train set requires adult assembly and 6 C Cell Batteries for operation (not included). Wipe with a soft cloth to clean and remove all batteries when not in use.