-✅552 functions: 2nd edition with fractional calculation, statistical analyses, calculations with complex numbers, linear regression, basic arithmetic, computer science, standard deviations as well as polar rectangle conversions and much more
-✅ FOLDING CALCULATOR WITH NOTE FUNCTION: This handy device features a right-sided writing board that allows you to record notes during your calculations. The built-in pen allows you to write down important information and erase it when needed. Perfect for school, office and everyday use!
-✅ The lock function allows you to protect your notes from accidental deletion. Simply press the corresponding button to activate or unlock the lock. Cover closed, everything protected! When switched off, the notes are also retained
- ✅ Battery and solar powered: with the solar panel and the standard CR2 button cell you are ready to use in any situation
- ✅ Suitable for any situation: whether school, university, office. For students, teachers, scientists. The calculator is not programmable, therefore approved in most schools and universities.
- ✅ The instruction manual is sustainably designed and is only available for download here. https://is.gd/3Go8XE