Solar Powered Calculator Small Mechanical Desk Calculator for Kids in the Office, Purple Description: [Solar Powered Calculator]: display, mechanical operation, candy color keyboard. The raised keys adjust to your fingers and are comfortable to use. [Material]: It is made of high quality ABS material, which is reliable and durable. [Solar Charging]: 10-digit desk calculator, solar powered, easy to use. [Dimensions]: The dimensions of the mechanical desk calculator are 158x73x28mm. Small size and easy to carry, great for office or home use. [Package includes]: You will receive a 1x calculator for your desk. Specification: Material: ABS Number of Buttons: 20 Maximum number of digits displayed: 10 Size Chart: 15,8 cm x 7,3 cm x 2,8 cm / 6,22 inch x 2,87 inch x 1,10 inch The package includes: 1x nice calculator