Desktop calculator TM Optima O75522 has a medium size, the keys and the screen. Convenient at constant (stationary) operation. Well suited for retailers, students, managers in ofisah.Standartny set of functions: addition (+); subtraction (-), multiplication (x) dividing the percent (%) (?); (?) The square root of the memory register (M +; M -; MR; MRC), a change of sign (+ / -) eliminating all of the data from the display and memory (AS); vvednogo eliminate the last number (s / CE) For additional set of functions: rounding mode switch; the number of characters the switch after a comma (,) erase the last digit entered, the number; calculation of the cost of goods on the basis of cost and interest income; calculation of taxes; fast set of zeros (00); additional register memory.
lithium + solar batteries