Casio Digital Diary SF-4000

Casio Digital Diary SF-4000

Casio Digital Diary SF-4000

The Casio SF-4000 ($109.95) is a "digital diary" with a large, six-line LCD screen that displays any full month from 1901 to 2099. The schedule display indicates month, date, day and year. You can enter names, phone numbers, schedules, appointment notes. etc., into the SF-4000's 32K memory. The search function gives you six different ways to retrieve and store information in seconds. The SF-4000 also functions as a full-featured calculator with independent memory, percentage, square root and full-floating decimal. The SF-4000 is 5/8 x 3 X 5 inches, weighs six ounces and operates on three lithium CR2032 batteries.
November 1988

 

Casio Digital Diary SF-4000






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