Manufacturer: CASIO Model Number: XD-G4700 Operation confirmed. No noticeable scratches or stains. Touch pen is also included. Two new batteries are included, so it's ready to use immediately. Thank you very much! It can be used for high school students' everyday study and homework, as well as for preparation for English proficiency tests such as TOEIC and TOEFL, in addition to entrance exams. Carefully selected content from publishers with a reputation for high school education is included. It can be used for preparation, review, and even university entrance exams, making it a great asset for high school studies.