Feature
●Professional Grade Scientific Calculator With 240 Scientific Functions.
●10+2-Digit Widescreen HD Display
●It Has 2-Line Display Shows Entry And Calculated Result At Same Time
●Protective Hardcover Prevents Scratches And Dings
●Dual-Power Source : Solar Panel (Works Only When It Is Bright) And Battery
Description
Mr. Pen- Calculators
 Calculator |  Calculator |  Calculator |  Calculator | |
|
Color
| Black | Black | Black | Blue |
|
Number of Lines in Display
| 2 | 2 | 1 | 1 |
|
Power Source
| Solar and Battery | Battery | Solar and Battery | Solar and Battery |
|
Size
| 6.37″ X 3.15″ X 0.64″ | 6″ X 3.3″ X 0.6″ | 5.7″ X 4.7″ | 4.6″ X 2.6″ X 0.4″ |
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Easy to Press
| ✔ | ✔ | ✔ | ✔ |