Z-Kai Dedicated Tablet Z-KAI zkai - Model: Z0IA1 1st Generation - Accessories: Screen film, charger, stylus pen, case - OS: Android 9 - Screen size: 10 inches - Resolution: 1280x800 - Included guide: Z-Kai Learning App Setup Guide I purchased this used, but I stored it without using it much. I marked it as having some scratches and dirt, but there are only scratches on the back, and the screen is clean. The case is probably unused, and the film is also unused. Thank you for looking. Functional problems... None Storage capacity... 16GB