Calculator, 2-piece standard desktop calculator with solar and AA battery dual power electronic office calculator

Dual power: solar energy (only operates in bright conditions) and battery (excluding one AA battery). Automatically turn off the power to save more energy. Attention: Please insert an AA battery for continuous and accurate use

12 digit calculator makes it very useful in large-scale calculations. Suitable for businessmen, workers, teachers, students, or anyone who needs to calculate from time to time

[Large button design] Large non stick plastic button, made of new materials, more durable. This calculator features a scientifically designed large button that conforms to human habits and provides a comfortable touch

[Large Display Screen] Big Eye Angle, Upright Display, Easy to Read, Convenient to Carry

【 Value Pack 2 】 2 different functional calculators, 1 basic calculator, 1 update calculator, and an update calculator with a root button