QS-2130 Compact Desktop Calculator 12-Digit LCD

Versatile twin-powered calculator with adding machine logic. Solar powered with battery backup prevents memory loss and keeps calculator running in all lighting conditions. Easy-to-read display with automatic three-digit punctuation. Auto power off after seven minutes. Power Sources: Battery Solar Display Notation: Numeric Number of Display Digits: 12 Memory: 4-Key/Secondary 2-Key. Green : Twin Power uses solar power, except in low light conditions where battery power turns on. Also, battery is mercury- and lead-free.

Product Type - Calculators-Basic Power Sources - Solar Display Notation - Numeric Number Of Display Digits - 12 Memory - 4-Key/Secondary 2-Key Display Types - LCD Case - Carry Display Angle - Fixed Display Characters Height - 13 mm Percent Keys - Yes Fraction Calculations - No Fraction/decimal Conversions - No Decimal Function - Yes /- Switch Key - Yes Currency Exchange Function - No Metric Conversion - No Backspace Key - Yes Double Zero Key - Yes Amortization - No Base Number Calculations - No Bond Calculations - No Complex Number Calculations - No Confidence Interval Calculating - No Cost/sell/margin - No Date Calculations - No Depreciation Calculations - No Equation Editor - No Grand Total Key - No Hyperbolic Functions - No Hypothesis Testing - No Interest Rate Conversion - No Item Count Function - Yes Linear Regression - No Loan Calculation - No Logical Boolean Operations - No Markup/down Key - Yes Matrices - No Percent Add-on/discount - Yes Polar-rectangular Conversion - No Probability Random Number - No