Batteries required: 4 x AA (sold separately) This is a learning toy that can be used as both a computer and a tablet. It features over 100 characters and has 100 menus in total for both computer and tablet use. It is packed with content, including educational subjects perfect for preparing for school and computer practice, as well as games and fun content. An AC adapter (sold separately) is not included. We have been using batteries at home. For safety reasons, the batteries used for the operation check will be removed and sent in a separate bag. As shown in the fifth photo, there are some sticker residue marks. Instruction manual: https://amzn.asia/d/fY1Yd4I Shipping is unavailable on October 13th and 14th.