Crawling: These electric crawling toys use an infrared sensor design, when it encounters an obstacle during moving, it will move in the opposite direction in time! Crab toy: Get this "uncatchable" crab toy! LED lights: The built-in LED lights will sparkle with music, the light is soft that will not harm the children's eyes and help visual development! Musical: This interactive toy will emit dynamic music when it moves, helping children's auditory development. USB: This induction crab toy uses a USB charging design and has a built-in 3.7V lithium battery. You can connect the attached USB cable to an adapter with a USB socket. Material: These light and sound toys for boys and girls are made of sturdy and high-quality ABS material, with smooth and round edges without burrs, which will not harm your baby. Kids Electronic Toy Crab | Orange | Living Social