Product Description Specifications 10-digit calculator made of cork. Features: Includes automatic switch-off mechanism Soft keys Solar powered with auxiliary power supply Presented in an attractive kraft design box, Instruction manual available in English and Spanish. Made with plant-based elements Decoration Position: On top of the calculator above display / next to the solar panel / under the numbers Print Size: On top of the calculator above display 70 x 40mm Next to the solar panel 40 x 10mm Under the numbers 70 x 10mm Product Materials: Cork Material: Cork Eco Factors: Natural Material