CASIO Financial Folding Pocket Calculator, Type, BF-480-N

[Number of digits] 12 [Memory] 1 [Power source type] T・W・P (combination of solar panel and auxiliary battery) (CR2025) [Functions] Tax calculation, calculation status display, multi-percentage, arithmetic constant calculation, approximate calculation, digit shift, +/- (sign change), key rollover function (fast typing function), two-zero key Easy simulation with a variety of calculation functions. Large, easy-to-read screen displaying kanji characters.