Scientific Calculators for Students 991ES Office Calculators with Notepad Desktop, ROATEE 4-Line Display Calculator with LCD Writing Tablet, Battery Rechargeable Power Calculator School Supplies

Features

• 991ES Multifunctional Scientific Calculators: ROATEE business calculator features 417 functions, deal For: General math and science, Pre-Algebra, Algebra 1 and 2, Geometry, Statistics and regressioncal culations, Calculus, fractions, decimals, Calculations involving specificnumber systems (BASE-N, binary,octal, decimal,hexadecimal), Complex number calculations, EQN, Matrix calculations, TABLE, VECTOR, SOLVE, Biology, Chemistry so on and it has memory function calculation more user-friendly
• Scientific Calculators with Notepad: This scientific calculators for school and business intergrates calculation and notebook with a stylus pen. The lcd writing tablet enables you to take notes during the calculation, which do great help for study and work. NOTEOnly Unlock the LOCK KEY will the writing area and the erase button work
• Multiview: display shows 4 calculations at the same time on screen, greatly improves computational efficiency
• Dual Power Rechargeable & Coin Battery: The replaceble coin battery is built in this scientific calculators. It is also Rechargeable so you don't need to worry about battery depletion
• Anti-Drop Body with High Durability and Portable: The body of this scientific calculators undergoes rigorous quality tests. Due to the design of anti-drop body, no need to worry about the damage by accidentally falling and it has only weighs 5 ounces can be easily put in your pocket, which is convenient for business and it is a popular back to school supplies at the beginning of the school year
• What Will You Get?: 991ES scientific calculators*1,instructions*1,exquisite packing box*1,packing case*1