Large LCD DisplayThe calculator can display 12 digits, the screen is clear and does not hurt the eyes, which is convenient for long-distance reading. Solar and BatteryThe calculator is powered by solar energy or AA dry batteries (battery not included). When the ambient light is strong, solar energy will provide power. Please install AA batteries when the light is dim to ensure that the calculator works. Large KeysThe calculator keys are made of high-quality plastic material, large buttons for convenient input, making your experience more satisfying. A good partner for workingThe calculator can perform common mathematical calculations and various financial calculation functions, speed up the calculation processing, help you reduce calculation errors and improve the accuracy of calculations. Multi-functionThe calculator is significant functions, plus, minus, multiply, divide, total, CE, M+/M-/MRC and ON/AC buttons, the calculator will automatically shut down after about 5 minutes when not working. Note: The data are all manually measured, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to actual item received.