Description Pungltd engineering scientific calculator for school with 2-line display/240 functions/Large screen/Replay function, a multi-functional helper for students in middle/high school, can largely raise your efficiency and accuracy. Feature:Protective hard case keeps calculator from being damaged,Robust, professional grade scientific calculator.12-digit widescreen display.It has 2-line display shows entry and calculated result at same time.Professional grade scientific calculator with 240 scientific functions.Easily handles 1 and 2 variable statistical calculations and three angle modes, COMP(Basic Arithmetic Calculations), SD(Standard Deviation), REG(Regression Calculations). Features details ?240 Functions Scientific Calculator?Pungltd scientific calculator has 240 functions and covers the most scientific functions what students need to use at school. Reading instruction attached will help you know how to use and find these functions. ?2 Line 10+2 Digits Scientific Calculator?Pungltd scientific calculator has 2-line display shows entry and calculated result at same time. Input expressions and arithmetic operations same as written form in the textbook, convenient for students to check the calculation process and results. ?Sliding Cover Design?Ergonomically designed hard sliding cover can protects the calculator and also provide a comfortable grip. ?Ultra-light Portable?Variety of colors; Weight: 120g; Size: 15x8x1.5 cm/ 5.90x3.15x0.59 inches; Material: ABS plastic. ?Clear buttons?Using high-quality plastic buttons, with different button areas and shapes, to give you the most comfortable experience.How to quickly turn off: Shift + AC.