This Domino Train Toy Set features automatic laying and realistic train sounds and music. Made of high-quality, safe ABS material, it encourages creativity and imaginative play while improving color recognition, spatial thinking and practical ability. It is perfect as a children's gift for birthdays, Christmas and Halloween. Requires 2 AA batteries (not included). Features 1. DOMINOES TOY TRAIN SET: Children will use blocks and small trains to play their imagination and creativity, independently complete different domino routes, and then push them. It needs use 2 AA Batteries (not included). 2. EMULATION DOMINO TRAIN TOYS: Really simulate the train operation, operating with sound and music, automatic laying dominoes. Set them up all in a row, and then push one and watch the chain effect of the dominoes tumbling over like a race. 3. SAFE AND HIGH QUALITY: Made of ABS Material, Every component is non-toxic, odorless, burr-free, has no sharp edges and durable. Train set toys for 3~7 years old boys and girls. 4. INCREASE CHILDREN'S CREATIVITY: When children play this Domino Train Toy, They have to control the train's running direction and lay dominoes of different colors. It would encourage children's imagination of space thinking abilities, color recognition and practical ability, etc. 5. BEST CHILDREN GIFT: This domino rally can also be used as Christmas gifts, Halloween gifts, children's birthday surprises. You can also play with your children at home, it would bring children a happy entertainment time. Specification Material: ABS plastic Color: Blue, Pink Size: 26 x 8 x 14 cm Weight: 450 g Battery: 2 AA battery(Not Include) Package Include: 1 Train Toy Set