Be friends with nature The electronic writing pad can better protect the environment and eliminate the need for paper, pencils, erasers. One doodle pad can write more than 100,000 times, with a key clearance function, without charge and connection. There is no need to worry about the environmental pollution caused by throwing paper everywhere. ?Please use LCD writing board instead of paper. ?Protecting the environment starts with a doodle board. ?No radiation, no harm to your child's vision. ?Replaceable battery?CR2016 - Easy to find and buy on store. ?Easy Operation?the image stays as long as you need it to and can be erased with the touch of a button. Good Helper in Life - Writing Tablet?Perfect for Both Kids and Adults 1.Children's manual brain intelligence development,students drafting drafts, paintings, graffiti; 2.Business office message reminder (highlight handwriting, can be seen 20 meters away); 3.Refrigerator, kitchen, family message; 4.Deaf-mute exchanges, coaching tactical arrangements; 5.Work stress is upset and irritated, and graffiti is relieved everywhere; 6.Production line production plan, with the elimination of writing, saving paper and reducing costs. Package includes: LCD writing tablet x1 Writing stylus x1 Battery inside x1 User manual x1 Package box x1