The electromagnetic swing equipment allows children to learn the working principle of the electromagnetic swing, which is very wonderful and interesting. Our electromagnetic swing equipment is a good tool for children to fall in love with learning, which can cultivate children interest, improve ability, and stimulate curiosity. Made of high quality ABS material, this electromagnetic swing equipment is eco-friendly and long term use. The length of the product is about 6.8cm, and the width is 5cm. It is a common tool for physics experiments. Item Name: Electromagnetic Swing Equipment Material: ABS Size Details: 6.8cm x 5cm/2.68" x 1.97" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Electromagnetic Swing Equipment