Platon XL Talking Low Vision Scientific Calculator

The Platon XL Talking Low Vision Scientific Calculator allows the user to hear both the digits pressed and calculation results spoken, as well as viewing them on the LCD with extra-large 1" digits. It combines basic, scientific, and financial mathematical functions in one device. FEATURES AND FUNCTIONS: - Spoken number keys, function keys, and calculation results - Extra-large display with 10 big 1-in. high digits - Extra-large buttons (15 x 15 mm, 0.6 x 0.6 in) - Natural and common logarithm - Trigonometric and hyperbolic functions - Probability theory and statistics - Calculations with brackets - 10 memory spaces - Reciprocal value - Percentage calculations - Square, raise to higher power, and extract roots - Calculation of compound interest, cash values, and annuities - Conversion of currency and physical units - Date and time with alarm clock function - Volume control in 6 steps SPECIFICATIONS: - Speech output in male voice with British accent - Headphone jack 3.5 mm mono/stereo - Uses AC (adapter not included) or 4 AA batteries (included) - Mains adapter socket 3.4/1.35 mm coaxial power connector - Operating temperature 0-40 degrees Celsius - Color: Dark green - 2-year manufacturer's limited warranty - Includes four AA batteries and printed user manual Dimensions (l/w/h): 210 x 170 x 45 mm (8.3 x 6.7 x 1.8 in) Weight: 1.1 lbs. (including batteries)