Mini Student Calculator Portable 8-digit Home Office Student Basic Calculator With Solar Charging, Super Long Standby Time Feature: Product Name: Calculator Material: Rubber & Plastic Product color: White Product size:13.5x8x2cm/5.31x3.15x0.79in Gross weight: 80g/0.18lbs Digits: 8 Solar charging: Yes Battery modle:CR2025 Description: High appearance design, accurate calculation of large screen readings with 8 digits, clear display and easy to see clearly Comfortable buttons, durable, non fading and feel, with soft adhesive design at the bottom, stable and non slip Ultra long battery life, portable and power saving, with internal batteries and solar energy, automatic sleep for long periods of time without use, and waking up at any time during use without affecting daily use Accurate Calculation: Our basic office calculator has an independent calculation chip, which can quickly process multi-digit calculations and calculate accurately. Which improves the efficiency of work and study. Silent Buttons: The calculator uses silicone buttons, and feel very comfortable, suitable for daily calculations. When office calculator in use, it is quiet and no noise, and when calculating, it will not disturb others. Package Included: 1x Calculator