Partial erasure: partially erased writing tablet. The electronic pen comes with an eraser. Press the partial delete button to correct the typo. Set the extinguishing force in mode 3. 8.5 inch privacy screen: Writing brightness is five times higher than with conventional electronic writing tablets. The pressure sensitive surface ensures uniform writing and high precision. LCD display, no radiation, no glare, all protect your eyes. REMOVE LOCK SWITCH: The digital LCD writing board re-establishes the true contact with the paper and feels the pressure of the pen. Remove full screen images and texts by double-clicking the Remove button. Use the screen lock feature to prevent accidental deletion of important information Environmentally friendly paperless: portable LCD writing tablet, non-toxic and harmless, ink-free, dust-free, efficient paper and money saving. Tough and durable with LCD and ABS materials. Widely Used: Package includes LCD Writing Tablet X 1, Electronic Pen X 1, Cartoon Ruler X 1 (Random). Can be used as an erase board, early learning toy, drawing paper, drawing board, notice board. It is easy to carry and can be used for various occasions at home and in the office. PRODUCT SPECIFICATIONS Material: LCD ABS plastic Printing capacity: 600g Color: black, blue, pink Weight: 155 grams