Description: FeaturesSolar Powered Calculator, 12 digit large screen display, large buttons, and comfortable hand feel. Double Power12 Digit Desktop Calculator supports double power supply and is easy to use. Solar charged or 1x AAA battery powered(battery not included)MaterialDouble power calculator is made of plastic material, which is reliable in quality, sturdy, beautiful and practical.ApplicationFlip type folding solar calculator is suitable for offices, homes, schools and other occasions.Unique GiftSolar Calculator is a unique gift that can be given to students and children, suitable for back to school, festivals, birthdays, etc. Specification: Material: Plastic Size Chart: 16.6cmx10.2cmx2.2cm/6.54inchx4.02inchx0.87inch Package Includes: 1x folding solar calculator Note: Please allow slightly errors 1-2cm differences due to manual measurement.