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3.15 in 0.44 in | ||
Available colors | ||
User rating |
Casio FX-115ES PLUS | Casio FX-991ES Plus | |
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Type | Scientific calculator | Scientific calculator |
Casio FX-115ES PLUS | Casio FX-991ES Plus | |
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Colour of product | Purple,Silver |
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Form factor | ||
Cover | yes | no |
Casio FX-115ES PLUS | Casio FX-991ES Plus | |
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Number of characters per line | 12 | 15 |
Display tilting | no | yes |
Second display | no | no |
Display light | no | no |
Casio FX-115ES PLUS | Casio FX-991ES Plus | |
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Power source |
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Battery operated | yes | yes |
Auto power off | yes | yes |
External power connection | Solar cell |
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Pros | ||
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Cons |