200-meter water-resistant Shock-resistant Bluetooth: Low Energy, up to 2-meter range World Time: 39 cities (39 time zones, daylight saving on/off) and UTC, auto...

Expression and signs, such as a fraction and root, can be displayed as a textbook. Moreover, a calculation result can be displayed by expression containing a fraction and root...

Casio Fx-85es Plus Bk Display Scientific Calculations Calculator with 252 Functions...

Casio Fx-85ms Scientific Calculator Fx85 2 Line Display Multi Replay 240 Function...