【417 calculation functions】include CALC, solve, Base-N, EQN, MATRIX, MATRIX, tables, vectors, fractions, variable statistics, complex calculations, linear regression, basic arithmetic, computer science, standard deviation and polar rectangular transformation, etc.
【Natural writing function】 You can input/output writing forms and tabular statistical data.
【4 lines display】You can enter 199 characters at a time. The input and calculation results are displayed simultaneously on the display screen. Use contracts.
【Scientific Calculator Notepad】Comes with a 6.5-inch (approximately 16.5 cm) writing pad and a pen, allowing you to take notes while calculating. Press the Delete button to clear the note, or you can lock it to keep it. (Sliding key)
【Dual Power Supply】This scientific calculator has a built-in replaceable coin battery. It's also powered by solar energy, so you don't have to worry about running out of batteries.