DescriptionAre you looking for a creative intelligence toy for your kids? This item will be your best choice. This product is a scientific toy for students. It is excellent for learning knowledge. It is a good gift for kids. Also a experiment and teaching model for classroom.Features- Color: As Shown.- Material: Plastic + Aluminium Wire. - Size: 16.00X7.50X7.40cm/6.29X2.95X2.91in- Made of premium and durable material, with excellent texture and long service life.- The delicate workmanship makes it have a smooth and comfortable touch, and is friendly to the skin, so children can play with confidence.- It can make your children spend more meaningful spare time and cultivate children's interest in physics and exploration ability.- Easy to use can bring your child a sense of accomplishment, exploring their potential.- Not only children's toys, but also used in school training experimental accessories, with a wide range of applications.