1、Versatility: Calculators can support 552 different scientific calculation functions, from simple addition, subtraction, multiplication and division to complex trigonometric functions and equation solving. 2、Programmable Design: Users can program specific functions into the calculator to perform common computational tasks more efficiently. 3、Sliding Cover: Function calculator with sliding hard cover, sliding design to defend the keys from damage. 4、Large Screen Design: The calculator is equipped with a high resolution display in which you can view mathematical expressions and calculations for easy reading. 5、Clear Buttons: The letters on the buttons of Students scientific calculators are very clear and convenient for you to use, giving the most comfortable experience. Item Type: Scientific Calculator Material: ABS Battery: LR 44 Button Cell x2 (Ship with Inbuilt Battery) Battery Capacity: 160mAh Product Size: Approx. 17 x 8 x 2cm / 6.7 x 3.15 x 0.8in 1 x Scientific Calculator (Ship with Inbuilt Battery) 1 x English User Manual