TRANSPARENT GEAR TOY: The transparent gear train toy with light effects made of ABS plastic is non-toxic and has very vivid colors and melodic sound. The battery-powered gear train comes with lights, great music, and a stunning body design. 6-12-month-old baby train toys are very attractive to babies. When the train is in motion, it will chase and attract your baby to crawl. ENCOURAGE BABY TO CRAWL: It's great for babies to develop their total athletic performance and learn how to control the large muscles that allow them to walk, run, jump and balance their bodies as they play. GREAT FUN TOY: This gear train automatically turns each time it hits an obstacle. With the lights flashing brightly and great music playing, the train will swing to the music and your baby will feel the fun of the game. EARLY LEARNING & DEVELOPMENT: The train body has a unique transparent design and is very cool. As the toy car moves, children can clearly see the internal gears spinning, helping them to understand the concept of machines early and develop their imagination, cognitive, and motor skills. PERFECT GIFT FOR KIDS TODDLERS: It is the great gifts choice for 1 2 3 4 5 year old boys, girls, kids' birthdays, Christmas, and other festivals. With delightful colors and attractive styling, this Transparent toy is an attractive addition to any playroom. The transparent gear train toy with light effects made of ABS plastic is non-toxic and has very vivid colors and melodic sound. The battery-powered gear train comes with lights, great music, and a stunning body design. 6-12-month-old baby train toys are very attractive to babies. When the train is in motion, it will chase and attract your baby to crawl.