12 digits display calculator Manufacturers china Xiaobian will take you to understand the relevant knowledge of calculators, let's have a brief understanding together!

The calculator comprises a casing, a display screen and a plurality of buttons arranged on the casing, and a control circuit arranged in the casing, wherein: at least one of the plurality of buttons is provided with a light-transmitting part, the At least one key is provided with a solar cell sheet, the solar cell sheet is located below the light-transmitting part and the light-receiving surface faces the light-transmitting part; the calculator further includes a battery, and the battery is arranged in the housing; The control circuit includes an analysis and calculation module and a charge and discharge control module, the analysis and calculation module is connected with the charge and discharge control module; the display screen and the plurality of keys are respectively connected with the analysis and calculation module, and the solar energy The battery sheet and the storage battery are respectively connected with the charge and discharge control module.
The above is the 12 digits display calculator Manufacturers china editor: a brief introduction to the relevant knowledge of the calculator.