The customer comes first! If you have any dissatisfaction with the product, we support full refund within 30 days! Scientific Calculator 12 Digits Large Display And Buttons Clear Large LCD Display Ideal For Office School Home And Business Use Product Parameters: Material: ABS Colour: Green Battery: AAA alkaline batteries (not included) Product size: 5.9*4.72*1.06 in / 15*12*2.7 cm Package Viflosae Scientific Calculator 12 Digits Large Display And Buttons Clear Large LCD Display Ideal For Office School Home And Business Use Electronics Gadgets Up to 50% Off Accurate calculation: With a 12-digit digital display and large key design, this calculator is easy and accurate to use. Whether it is basic addition, subtraction, multiplication and division, or advanced scientific calculations, it can be performed with ease Clear and large LCD display: Equipped with a clear and large LCD display, the display is clearly visible and the results can be read clearly even in poorly lit environments, enhancing the user experience Multi-scenario application: suitable for office, school, home and commercial use. Whether you are a student, teacher, employee or business person, you can use this scientific calculator conveniently in various situations Multi-functional design: in addition to the basic four operations, it also has scientific calculations, statistical calculations and other functions to meet a variety of calculation needs. It can help users to complete more complicated mathematical and scientific calculations.