| Keystages Suitable For |
Keystage 3 ,Keystage 4 , & above |
| Suitable for (ages) |
11 plus |
| Operating system |
S-V.A.P.M |
| No. of functions |
401 |
| No. of scientific functions |
309 |
| Display |
TwinLine LCD DOT MATRIX |
| Keyboard material |
Plastic |
| Mantissa + EXP |
12 + 2 |
| Power supply |
Solar/LR44 Battery |
| Auto power off |
Yes |
| Battery life |
9,000 hours continuous use |
| Case |
Slide-on |
| Memories |
9 |
| Parenthese |
24 |
| Physical constants |
40 |
| Formula memory |
79 bytes |
| Start data editor |
Yes |
| Multi-replay |
Yes |
| Reset |
Yes |
| Dimensions (mm) |
12.7 (H) x 78 (W) x 154.5 (D) |
| Weight (g) |
105 |
| Packaging |
Blister card |
| Degrees |
Yes |
| Radians |
Yes |
| Gradians |
Yes |
| % |
Yes |
| Square root |
Yes |
| Fractions |
Yes |
| Trigonometrics (SIN/COS/TAN) |
Yes |
| Logarithm |
Yes |
| Roots & powers |
Yes |
| Exponents |
Yes |
| Reciprocals |
Yes |
| Coordinate conversion |
Yes |
| Degrees/minutes/seconds |
Yes |
| Negative Indicator |
Yes |
| Hyperbolics |
Yes |
| Engineering Symbol Calculations |
Yes |
| Expression editing |
Yes |
| Backspace/delete |
Yes |
| FIX/SCI/ENG |
Yes |
| Complex numbers |
Yes |
| Logic Operations |
Yes |
| DEC/HEX/BIN/OCT conversions |
Yes |
| Numeric Differentiation |
Yes |
| Numeric integration |
Yes |
| Formula Solver |
Yes |
| Equation Solver |
Yes |
| Scientific Constants |
40 |
| Metric / Imperial Conversions |
40 |
| Matrices |
Yes |
| Vectors |
Yes |
| Factorials |
Yes |
| Combinations |
Yes |
| Permutations |
Yes |
| Standard deviation |
Yes |
| Linear Regression |
Yes |
| Logarithmic regression |
Yes |
| Exponential regression |
Yes |
| Power regression |
Yes |
| Quadratic regression |
Yes |
| Inverse regression |
Yes |
| Random numbers |
Yes |
| Normal Distribution |
Yes |
