tuttibelle Desktop Calculator with 12 Digits Large Display Electronic Calculator

product description?Brand newColor: BlackThe product series adopt two power: solar energy or battery.Calculators help you whiz through tricky math problems and display their answers on bright, easy-to-read screens.When the display becomes blur, this indicates the battery power is nearly gone. You can use solar energy for power or replace the battery to make the display clear again.Little ants- general purpose desktop calculator, perfect for home, office or store. Solar and battery dual power works even longer.Extra large easy-to-read big display12-Digits Plastic buttonsDurability, tap more comfortableExtra large easy-to-read big displayConstants for +, - , x, ÷Independent memoryMark-up, check and correct , percent, P key, Profit Margin 3-digit comma markersSolar power supply with AA battery back-up. Note: AA battery included in the package.Package included:1x Calculator1*AA Battery1x User ManualWish your shopping happily