Color Blue 1-s Material Plastic Fixing Type Table Mount About this item Prevent accidentally erase: The eraser lock key could prevent what you write from accidentally pressing. If the delete button does not work, please check if the lock button is enabled Easy-to-use LCD Writing Tablet: Write or draw anything you imagine, more eco-friendly than using pencil on paper. It's so easy to erase just by pressing the button on the top. The pen clips firmly on the tablet Multifunction: Suitable for families and schools, business office. Leave a message, take notes, an appointment, a remark, a telephone number, etc. No radiation, there is no radiation hazards to your eyes Environmental Protection, Health: This drawing board is a simple alternative to pen and paper, away from pollution, it can be erased more than 100,000 times during the life of the tablet, which means you can save 3 trees by using Richgv drawing board. 'writing Notes: This 12 inch drawing tablet uses a CR2016 button battery, which can be replaced when there is no battery. There may be smudges on the LCD screen due to long-distance transportation. It's normal, just press the delete button to erase it