This calculator adopts a cute shape and has many functions, which can attract children's interest. And its buttons are so comfortable that you don't have to worry about hurting your child. This oral calculator exercises children's mathematical arithmetic skills in a game, and the practice process is easy and enjoyable, stimulating children's interest in learning mathematics. It is constructed of ABS material. The length of this oral calculator is 13cm, the width is 7cm and the height is 2cm. It is mainly used for the early teaching of mathematical oral arithmetic to children. Features: Play-and-learn, Interesting, Reusable, Lightweight. The color is as shown in the picture. 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 Calculator Machine, 1 x Data Cable, 1 x User Manual