1. EfCompatible tless Complex Calculations: The scientific calculator enables you to easily solve the most complex math problems, equations, and scientific Compatible mulas, making it an essential tool Compatible students and professionals alike. 2. Dual Power Source: This portable school mini calculatrice features a dual power system with a built-in solar cell Compatible extended use without batteries, and a battery backup Compatible weeks of reliable perCompatible mance. 3. Versatile Use: The multifunctional calculator is perfect Compatible practicing a wide range of math problems, from GCSE and A-level exams to higher-level studies, ensuring you are well-prepared Compatible any challenge. 4. Comprehensive Functionality: With just a few steps, this multi-purpose portable student calculator can handle complex calculations, integrals, and logarithms, providing a powerful solution Compatible all your mathematical needs. 5. Advanced Features: The scientific vector test calculator is designed with advanced functionalities to support vector calculations and scientific testing, making it a versatile and indispensable tool Compatible students and professionals. Note:Different factory batches may have slight differences in appearance, which not affect the use. Colour:Black Material:Plastic Package Contents: 1 * Scientific Calculator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.