Electronic writing pads are best replacement of the traditional paper. They can be recycled, more environmentally-friendly and more energy-saving. Pressure-sensitive screen displays lines of different thickness and brightness based on how hard you write. Suitable for students, teachers, designers, deaf, family message board, etc. Specifications: Color: white, black, blue, red, green(optional) Main material: ABS Battery type: CR2020 3V Button Battery(Included) Item weight: 80g / 2.82oz Package weight: 138g / 4.87oz Stylus size: 12 * 0.8 * 0.4cm / 4.72 * 0.31 * 0.16in Item size: 22.8 * 14.6 * 0.4cm / 8.98 * 5.75 * 0.16in Package size: 26 * 16.8 * 1.5cm / 10.24 * 6.61 * 0.59in How to use: - Just use the stylus which come with the product to write or draw on the board. - Press the erase button to erase your writing or drawing. Note: 1. One button clear all thing. Please change battery when it can' t be clear. 2. Don' t drop board in any liquid. 3. Don' t use sharp stuff to touch surface. 4. Screen unable to display clearly in dark environment or under b sun shine. 5. It is normal that the screen might got tiny scratches after a long time usage. 6. Writing tablet not build to can' t connect to any computer and also can' t save any images or messages. 7. Don' t place heavy stuff on top of the surface of the tablet. 8. Please draw or write gently. 9. Please don' t smash the screen. Package List: 1 * LCD Writing Board 1 * Writing Stylus  1 * User Manual