Features: 1. With LCD Writing Tablet, children can freely release their natural instincts, enjoy painting, counting numbers, spelling words at any time and any places without making a mess on the ground or walls any more 2. The writing tablet creates lines of different thickness based on how hard you push, just like writing on paper with a pen or pencil.even with your finger nails or any other hard but not objections. 3.The screen of drawing board is completely safe via the test: no glare, no radiation,no ink, no dust, paper-like vision, which can protect your kids' eyesight and keep them away from chemical pigments and dust that stimulate their skin and lungs. Product Information: 1.Name: 20-Inch LCD Writing Tablet 2.Pressure Output: 100-300g 3.Reflectivity: 25% -30% 4.USB Charging(16-Inch) 5.Waterproof function 6.Cleaning: Please gently wipe with a soft cloth 7.Panel: Flexible LCD panel Color: Blue Material: Plastic Package Contents: 1 set of 20-inch erasable LCD handwriting tablet Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.