Specification Material: ABS plastic Color: Blue, Pink Size: 26 x 8 x 14 cm Weight: 450 g Battery: 2 AA battery(Not Include) 1DOMINOES 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). 2EMULATION 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. 3SAFE 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. 4INCREASE 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. 5BEST 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.1 xTrain Toy Set