Calculator 12 Digit Large LCD Display Big Button Solar Battery Dual Power Desktop Office Calculator Green

12 Digit Calculator : 12 digits make the calculator most useful for large calculations. Two-way Power: Solar (works only when it is bright) and Battery (one LR44 battery included). Big Button Design : Electronic desktop calculators adopt big button design in line with comfortable for touch. Large display provides easy-to-read numbers for maximum viewing comfort. Suitable for any businessman, worker, teacher, student or anybody that needs make any sort of calculation from time to time.