Features: Smart Memo Pad Notebook is a Reusable Smart Notebook, you can simply wipe off your notes with a damp cloth / wet tissue, You can Use up to 500 times. Works with Elfinbook APP(Android and iOS), Download Elfinbook APP, Scan with Elfinbook APP to store your notes. You can also instantly blast your notes into cloud services like DropBox, Google Drive, Onedrive, Yandex.Disk and so on. Half with ruled paper, Half with blank paper, ideal for writing and drawing. Suitable for students, kids, artist, architect and so on. Note: The pen included may be have small differences In appearance with the photo, because we have upgraded the pen in the latest product ,please agree with this matter before purchase. We suggest using FriXion Pens with the Elfinbook, other pens do not Recommended. Color: Yellow, Green, Blue, Orange, Marine blue; Book Volume :16.6 x 10.4 x 3.0 cm / 6.54 x 4.09 x 1.18 inch ,25 pages; Use instruction: 1.Scan the QR code to download the APP; 2.Register an account; 3.Works with Elfinbook APP(Android and iOS), Download Elfinbook APP, Scan with Elfinbook APP to store your notes. You can also instantly blast your notes into cloud services like DropBox, Google Drive, Onedrive, Yandex.Disk and so on; Package Includes: 1 x Elfinbook Memo Pad. 1 x magnet. 3 x Pen Note: -The Color of the Item May Vary Slightly due to Photography and Different PC Monitor,And the Size. Might be Slightlyerrored due to Manual Measurement.Your kindly understanding would be appreciated.