SPER SCIENTIFIC Calculators

Scientific Calculator with memory lets you program up to 40 steps per operation. Features 46 pre-programmed functions and six levels of parentheses. Eight-digit plus two-digit exponent LCD. Automatic power off. Solar Calculator works with any available light and never needs batteries. Offers 67 preprogrammed functions and 15 levels of parentheses. Ten-digit plus two-digit exponent LCD. Metric Converter automatically converts U.S. to metric and metric to U.S. for measurements of volume, area, length, temperature and weight. Unique feature allows conversion of one measurement into every other unit of measure in the same category with a touch of a button. Also functions as a standard calculator.