Tian Yan Scientific Calculator Counter 240 Functions 2 Line LCD Display Business Office Middle High School Student SAT/AP Test Calculate

Please note, this item ships from an international seller. Expected delivery is 10-15 days. -82MS-3 scientific calculator is a super helper is middle/high school mathematics. With powerful functions and detailed guidance, you will be faster and more accurate when doing exercises. Features: 3 modes, COMP(Basic Arithmetic Calculations), (Standard Deviation), REG(Regression Calculations). 240 functions, support Basic Calculation (a b/c /%/degree,min.,sec./FIX.SCI.RND), Memory Calculation (answer/consecutive/independent/variables/formula storage and repetitive operation), Scientific Function Calculation (sin,cos,tan & inverse/cot,sec,csc/hyperbolic & inverse/log and antilogarithms/Log to base/√, x√, 3√, x², x³, x(-1), X!, xπ，A（n/m）, C(n/m).../angle unit conversion/coordinate conversion/EGN/random number), Statistical Calculation (standard deviation/regression calculation/linear regression). 79 input capacity for long formula calculation, cursor can flip right/left to make corrections, press up/down to indicate error position if formula goes wrong.   After the calculation is finished, you can press up/down to reproduce the and formula. (Notice: Press ON/C will clear memory.) 2 line LCD display, the upper line for formula and the lower for . Hard slide-on cover protect your calculator, won't be lost. Powered by 1 * AAA battery, battery life last for 2 years if work 1h per day. (Battery is not included.) A multi-functional helper for students in middle/high school, can largely raise your efficiency and accuracy. All are clearly stated in the user manual.   Usage: 1. Press 2ndF + AC to turn down the calculator. 2. There are 2 battery slots. You just need to insert 1pcs battery on the slot with spring. The other one is for storing backpack battery. Specifications: Model: -82MS-3 Compatible Battery: 1 * AAA battery (Sold Separately.) Battery Life Time: 2 years (Use the calculator 1h per day, for example)(Battery is sold separately.) Auto Shut-down: No operation in 5min Power Consumption: 0.0002W Item Size：15.3 * 7.8 * 1.2cm / 6 * 3.1 * 0.5" Item Weight: 100g / 3.5oz Package Size: 15.3 * 8.9 * 2.4cm / 6 * 3.5 * 0.9" Package Weight: 131.5g / 4.6oz Package List: 1 * Calculator 1 * User Manual(English) Note: 1. Battery is sold separately. 2. This calculator is powered by 1pcs AAA battery. It has 2 battery slots. One has positive & negative for power connection. The other one doesn't have and is for storing backup battery only. Please notice that this is not a product default.

3 modes, COMP(Basic Arithmetic Calculations), (Standard Deviation), REG(Regression Calculations).240 functions, support Basic Calculation (a b/c /%/degree,min.,sec./FIX.SCI.RND), Memory Calculation (answer/consecutive/independent/variables/formula storage and repetitive operation), Scientific Function Calculation (sin,cos,tan & inverse/cot,sec,csc/hyperbolic & inverse/log and antilogarithms/Log to base/√, x√, 3√, x², x³, x(-1), X!, xπ，A（n/m）, C(n240 functions, support Basic Calculation (a b/c /%/degree,min.,sec./FIX.SCI.RND), Memory Calculation (answer/consecutive/independent/variables/formula storage and repetitive operation), Scientific Function Calculation (sin,cos,tan & inverse/cot,sec,csc/hyperbolic & inverse/log and antilogarithms/Log to base/√, x√, 3√, x², x³, x(-1), X!, xπ，A（n/m）, C(n3 modes, COMP(Basic Arithmetic Calculations), (Standard Deviation), REG(Regression Calculations).