Product Description Specifications Nature line, 12-digit calculator made of bamboo. Solar-powered, with auxiliary batteries (button cell included). With automatic shut-off mechanism and soft-touch, silicone keys. Presented in an attractive eco-design box, with instruction manual available in English and Spanish Features: Bamboo calculator 12 digits Solar powered Auxiliary batteries (included) Automatic shut down mechanism Soft touch silicon keys Packed in an individual eco box Instructions in both English and Spanish Decoration Position: Below or above the screen Print Size: 70 x 12mm below the screen / 35 x 15mm above the screen Product Materials: BambooSilicon