Comprehensive Train Track Set Includes 1 Locomotive, 3 Engineering Vehicles, 5 Traffic Signs, 1 Water Bottle, 8 Curved Tracks and 2 Straight Tracks for endless creative layouts. Requires 3*1.5V "AAA" battery (not included). Innovative Design The steam design and magnetic connection function allow for the easy combination of different train carriages, fostering their practical skills and enabling them to experience the authenticity of train operation. Immersive Play The train toy is equipped with cool lights and lifelike sound effects, making the children feel as if they are in a magical world of train travel, thereby enhancing the interactivity and fun of the play. Durable & Child-Safe Materials Crafted with non-toxic, BPA-free ABS plastic, rigorously tested to meet international safety standards. Educational Value Encourages teamwork and introduces basic STEM concepts through collaborative play, blending education with entertainment seamlessly. Perfect for stimulating the curiosity and creativity of children aged 2+!