Scientific Calculator Casio Fx-991ms

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CR123A

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Casio scientific calculator 2nd edition:2-line display fx-991ms •it has 401 functions •equation solver (calc,solve) •integration and differentiation •multi-replay function •permutation and combination •complex number calculation •statistical calculations •using engineering notation and engineering symbols •calculation history •base-" calculation (base) •power requirements:fx-100ms/570:aaa-size battery r03 (um-4)×1 •fx-991ms:built-in soar cell; button battery lr44×1 approximate battery life (based on one hour of operation per day); fx-100ms/570ms:two years fx-991ms:three years. •power consumption:0.0001 w (fx-100ms/570ms) •operation temperature:0°c to 40°c (32°f to 104°f)

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