Feature: 1. MULTIFUNCTIONAL DESIGN: Calculators include trigonometric functions, exponential calculations, and other scientific operations for students to use in exams. 2. 240 FUNCTIONS: Multifunction scientific calculator has 240 functions to meet different calculation needs, suitable for students. 3. 12 BIT CALCULATOR: Scientific calculator comes with a display that shows 12 bit calculations on two lines for a reliable experience. 4. SLIDING HARD COVER: Function calculator comes with a sliding hard cover, the sliding design protects the keys from damage. 5. EASY TO USE: Calculators have an easy to use interface for students to get started quickly and calculate efficiently. Specification: Item Type: Scientific Calculator Material: Plastic Battery Type: AAA Battery x2 (Battery Not Included). Package List: 1 x Scientific Calculator (Battery Not Included)