? 【UNIQUE AUTOMATIC LAYING FUNCTION】 - Fill the Plastic Blocks and Start the Train to Lay Your Domino Trail That Add More Drama to the Domino Racing Game. Everyone Loves Domino Train Toy from Toddlers to Adolescents. Need Uses 3“AA” Batteries (Not Included). ? 【UPGRADE 2 SLOTS TOWERS】 - Domino Train is Equipped 2 Slots Towers, You Can Walk out a Long Straight Line Continuously, and then Play While Installing Dominoes, Which Perfectly Solves the Trouble of Loading. ? 【100% SAFE】 - Dominoes for Kids Are Made of the Highest Quality, Non-toxic, Tasteless Plastic. Toy Train and Dominoes Are Strong, Durable and Unbreakable. Smooth Edges to Ensure Children's Safety During Play Automatic Domino Train. ? 【ENDLESS DOMINO RACING FUN】 - Build Your Desired Domino Race Track with 120 Pieces of Colorful Plastic Blocks. Super Fun for Your Kids to Play! Set Them Up All in a Row, and then Push One and Watch the Chain Effect of the Dominoes Tumbling over Like a Race. ? 【PERFECT GIFT FOR BOYS AND GIRL】 - Plastic Dominos Set is a Fun Toy, Especially if You and Your Kids or Grandkids Are Domino Racing Fans, Can Also Be Used As Children's Birthday Surprises, Giving Children a Happy Entertainment Time.