CASIO Electronic Dictionary Science and Technology Model XD-Y9850 [Science and Technology] Includes specialized content for learning and research in science and technology fields, including dictionaries with specialized terms and English words, covering physics, chemistry, mathematics, and more. [English] Includes a wide variety of content, such as large dictionaries boasting an overwhelming number of entries and example sentences, English-Japanese, Japanese-English, and English-English dictionaries that deepen knowledge of vocabulary, and collections of expression examples useful for essays and speeches. [Certification] Includes content suitable for certification test preparation, such as vocabulary and practice question collections for TOEIC/TOEFL and other tests. [Job Hunting] Includes practice question collections useful for preparing for the Nikkei TEST and SPI, which measure business skills, to improve your chances in job hunting. [Japanese] Includes a wide range of dictionaries, from well-regarded Japanese language, kanji, and classical Japanese dictionaries to synonym, antonym, and accent dictionaries, allowing you to learn diverse Japanese expressions. In addition to these, a variety of other content is included. <Product Information> Manufacturer: CASIO Model Number: XD-Y9850 Series: EX-word DATAPLUS10 Color: Black <Included Items> Electronic dictionary body Touch pen (stored in the body) Charging cable Case <Condition> Basic operation confirmed. The exterior has some minor scratches due to use, but overall, it is in good condition, I think!