Description 1. Very easy to use: Press the eraser button and everything written or drawn disappears in an instant. And the anti-clearance function is there. 2. Pre-set for the first time: Click the lock button on the back if you want to erase the written content. 3. Very easy and compact size: So that the electronic writing tablet can easily be carried in a backpack, handbag, briefcase or portfolio. 4. Multi-functional: With this portable writing tablet, you can record your ideas anytime and anywhere. It allows children to draw flexibly anywhere without wasting too many sheets of paper. It is a perfect gift for children, students, but also for designers, business professionals, teachers etc. 5. Eye-optimized and eco-friendly: This LCD writing tablet does not emit glare or radiation. Thus, your eyes are optimally protected. The writing/drawing board is paperless and therefore very eco-friendly. Powered by a button cell battery