【EASY&SAFETY TO USE】By one pen that you can draw or write any idea on the LCD writing tablet, Smooth strokes and clear writing make it easier for children to create. Only one click can erase quickly 【ENVIRONMENTALLY ECONOMIC】The electronic writing pad can write about 300,000 times with a clearance button. Only one CR2016 coin battery is needed to replace the traditional battery. The coin battery is easy to buy and one doodle pad can only protect the environment but also help you save much money 【FUNCTIONAL& CONVENIENTLY】Ewriter board suit for writing, drawing, office memo board, message board and as a communication tool. It is very suitable for you to teach your kid to draw or education which can present the child's imagination and enhance creativity by non-polluting, random graffiti, avoiding soiling children's clothes 【COMPACT & LIGHT】Compact and Light design can be easily put into the bag and take it to anywhere. It can keeps children be quiet and busy when they are in a home, car, airplane or in a restaurant. It is also suitable for adults to make lists and notes 【Guarantee】- If the tablet does not work, you can change a new CR2016 button battery. If you have any problems, Please contact JONZOO customer service directly