Comprehensive functionality: Equipped with 552 functions, this scientific calculator supports complex arithmetic, engineering, and various mathematical calculations, making it suitable for students and educators. Battery operated: Powered by battery, ensuring reliable performance without the need for external power, ideal for school, exams, and homework. Designed for education: Features a user-friendly interface and robust calculation capabilities, serving as a helpful tool for learning and teaching in subjects requiring advanced computations. Screen: 10+2 digit display Display size: 77mm x 162mm Functions: 552 Color: Black Material: Plastic Package contents: 1 x Scientific calculator Note: The product may have printed text variations depending on the batch; however, this does not affect functionality. Note: Lighting and screen differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.