Specifications

1) big button
2)big display
3) any color is option
4) big space for the logo
5)8 digits, 10 digits and 12 digits is option

As the leading manufacturer of promotional gifts, two factories with more than 500 workers ,10 products lines and have more than 100 calculators.

desk calculator for promotion gifts, desk solar calculator, table calculator for gifts, solar calculator promotion calculator.