8.5in LCD Electronic Memo for Elderly and Children Write to Communicate Portable Intelligent Blackboard Black LCD intelligent blackboard using the flexible LCD technology, the use of the dielectric anisotropy of liquid crystal molecules to obtain materials with electro-optical response characteristics, every hard thing can be used to write on it, need no electricity to maintain display (only erase moment need a little bit electric), no backlighting, do not have harm to the eye. Features: Mild color, no harm to your eyes, no radiation. Suitable for writing and drawing, home message, etc. Pressure sensitive, easy to use and play. Clear screen with just one button. Ultra thin and lightweight design, convenient to carry. With a CR2016 cell battery. Energy saving design, no battery needed for display. Special and creative color display Specifications: Color: black, red, green, white, blue (optional) Battery: 1 * CR2016, 3V, 75mAh Item size: 22.8 * 14.7 * 0.4cm / 9.0 * 5.8 * 0.2in Item weight: 110g / 3.9oz Package size: 23.1 * 15.1 * 8cm / 9.1 * 5.9 * 3.1in Package weight: 150g / 5.3oz Package list: 1 * Writing Tablet