Item Type: LCD Writing Tablet Material: ABS, LCD Single Button Cell (CR2025): 170 MAh Color: Blue Size: Writing Tablet: Approx. 31.7 x 22.5cm / 12.5 x 8.9in, Stylus: Approx. 13.3cm / 5.2in Package List 1 x LCD Writing Tablet 1 x Button Battery 1 x English Manual 1 x Stylus 1 x Anti Collision Corner Protector The product itself comes with a built in battery (already installed in the main unit), and a replacement battery will be shipped with the product. 1FULLSCREEN FINE HANDWRITING: Electronic writing board features full screen fine handwriting, eye protecting LCD, anti erasure lock, and one touch removal. 2MAGNETIC STYLUS: LCD writing tablet comes with a magnetic stylus that attaches securely, making it easy to put the stylus back in place every time you store it. 3ERASABLE AND REUSABLE: Reusable electronic drawing pad is erasable and reusable, creating hours of entertainment without wasting paper. 4PERFECT TOY: LCD drawing tablet is the perfect toy for coaches, airplanes, and trains to keep kids busy doodling, playing games, and writing notes on it. 5SCOPE OF APPLICATION: 15 inch doodle board is great for meeting notes, breaks for fun, family messages, and recording new things on the go to inspire creativity.