The Mighty Red Action Locomotive is a battery-powered engine full of great features. This plastic engine is bigger than most BRIO trains at approximately 13 cm long and has eight wheels for super power. A switch on the top allows the engine to be used in both free wheel and battery-powered play. There are three buttons on the top, the first activates reverse motion, bell, reverse sound and rear flashing light, the second stops everything and the third activates forward motion, headlights and authentic steam engine sound. It has magnetic coupling for pulling trucks and coaches and rubber grips on the wheels for extra pulling strength. Recommended for aged three and up. Requires two AAA, 1.5v Batteries (Not Included).