Maizoon Solar Dual Power Calculator with 12-Digit Display Large Screen Folding Flip Cover Big Button Portable Computing Tool for Finance Business Office and School

["【Large screen display】: This calculator has a 12-digit display screen, the numbers are clear and large, and improve work efficiency.","【Dual power supply】: solar + AAA battery","【Easy to carry】: The foldable design doesn't take up space, so you can take it anywhere in your bag or even in your pocket.","【Suitable for】: Financial Accounting, Students, Business Activities, Office","【Quality service】: If you find any problems in receipt and use, please contact the seller to get a satisfactory solution."]