Sper Scientific* Large Display Scientific Calculator

Extra large display, with eight digits plus two-digit exponent. Programmable, up to 40 steps, with direct formula entry and program protection for future recall. Forty-six programmed functions including statistical, hyperbolic, logarithmic, trigonometric, reciprocal, exponential, factorial, roots, square roots and cube roots. Handy storage memory for storage of conversions. Comes with a soft carrying pouch, full instructions and button cell battery.