Orpat Ot-512Gt Calculator (Black)

This calculator comes with 12 digits which allow you to do complex calculations within seconds. The display is large in size and makes the numbers easily visible. It comes with a 120 steps check mechanism which allows you to check the steps of your calculation and prevents things from going wrong. The calculator has 3 special inbuilt buttons- mark up, grand total and correct. It is equipped with a 2-way power mechanism. Its primary source of power comes from its batteries and when these run out you can even recharge this calculator using solar light.