A colored tablet for drawing or writing is a great toy for children from 3 years old and adults. It is light and extremely thin, the screen diagonal is 8.5". The tablet is harmless to the eyes, does not emit radiation. The principle of using the drawing board is very simple - draw a drawing with the included pen and if you want to erase, just press the button. Everything! You can start drawing another drawing. Dimensions : 26cm x 18cm x 0.5cm Power supply: CR2025 battery (included)