Calculator, Battery and Solar Hybrid Powered LCD Display, Shock and Water Resistant, for Restaurants, Construction Sites

for high school to university: Algebra 1 and 2, geometry, trigonometry, statistics, calculus, biology, etc., convert fractions, fractional terms into alternative representations, selection radians, float/repair, digital format patterns.Product description:: Pocket PC Calculator.The calculator provides a range of features to quickly calculate and easily calculate financial conditions.It is an tool for home, office and school, providing all the calculations: addition, subtraction, multiplication, division, constant multiplication, division and percentage calculation, percentage addition and discount calculation.The angle of the large LCD display improves desktop viewing and reduces glare and eye strain.Even with insufficient light, the numbers look very clear with special function keys and a comfortable keyboard design, bold colors that also increase your speed and accuracy.With automatic power selection, you can switch between solar and battery power as needed.Package content: 1X calculator.fluorescent screen is clear from any angle, so totals are easy to catch without squinting or second-guessing.

• The basic calculator is a universal solar calculator, and the desktop calculator large display is suitable for any merchant, worker, teacher, student or anyone who needs to perform any calculations from time to time.
• Smart, power: solar and battery powered, can be used anywhere, automatic switching power supply and automatic power off to ensure long battery life (excluding 1 AA battery).
• Turn the button on and off, margin %, + / -, key flip.
• Easy-to-read, large, transparent 12-digit display with ergonomic design and comfortable touch-pressed buttons add pressure.
• Tax and currency conversion, features and command signs.
• Ergonomic key shapes follow your fingers’ natural motion—helping you type faster and make fewer mistakes.