【Rare - Tested and Working】 Casio Pocket Computer VX-4 Super College Thank you for viewing. This is the Casio program function calculator (pocket computer) "VX-4". 【Product Condition】 • Operation Check: I have confirmed that it powers on with batteries I have on hand and that key input works (see images). • Appearance: Due to its age, there are scratches and minor imperfections from use. Please check the photos for the detailed condition. • Memory: Standard 8KB specification. 【Specifications/Features】 • In addition to BASIC, this model can be used to learn and use C language and CASL. • It was a full-fledged programming device loved by students and engineers at the time. 【Important Notes】 • This listing is for the main unit only. Batteries (4 AAA batteries and 1 lithium battery CR2032) are not included, so please prepare them yourself. • Due to lack of specialized knowledge, I have not been able to check all detailed functions. Please be aware of this. As this is a precision instrument, it will be carefully packed with bubble wrap before shipping. How about it for your retro gadget collection or for learning programming? • #CASIO • #Casio • #PocketComputer • #PocketComputer • #VX4 • #RetroPC • #ProgramFunctionCalculator • #FunctionCalculator • #C Language • #BASIC • #Gadget • #ShowaRetro 100.