Portable Calculator With Large LCD Display And Sensitive Button, Solar And Battery Power, Standard Function For Office, Home, School Features: Quantity: 1pc Material: Plastic products Color:black Product size: 16.1x7.8x1.4cm/6.34×3.07x0.55lnch Packing size: 17x8.8x1.8cm/6.69×3.46x0.71Inch Gross weight:153g/0.34lb Applicable scene:office、school Description: [LARGE DISPLAY] - The huge LCD screen that clearly displays big numbers makes it easy to read from afar, and it’s aesthetically pleasing. [DUAL POWER DESIGN] - This calculator utilizes both the solar power and battery power (battery included). The solar panel, as long as you use it in a lit environment, will power the calculator thoroughly(Note: The calculator battery is powered by the solar panel, and the handwriting pad is powered by the button battery). [VERSATILE PURPOSES] -This calculator is designed for many occasions: business, office, home, basic budgeting, school, and more. Use it to assist your finance or just a quick calculation session. [SILENT BUTTONS] - The calculator uses 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. [FUNCTIONALITIES] - Add, subtract, multiply, divide, backspace, %, M+/M-/MC/MR, On/AC Button. Package Content: 1 x calculator、 1 x Handwriting pen Dual display technology: This scientific calculator uses a 12-digit LCD dual display design, the main screen shows the calculation process and results, the secondary screen auxiliary display formulas or additional data, making the calculation process more intuitive and clear, especially suitable for solving complex scientific and financial calculation problems. Innovative writing pad integration: Unique in the integration of a writing pad and stylus, users can directly write formulas, drawings or record calculation ideas on the writing pad, greatly improving learning and work efficiency, especially for students to take notes or professionals meeting minutes. Portable folding design: The calculator uses a folding design, thin and small, easy to carry, whether it is put in a briefcase, a bag or a pocket is not a problem. After folding, it can protect the display and writing pad, avoid scratches and dust, and extend the service life. Environmental protection and energy saving: Support automatic screen off function, if no operation for a period of time, it will automatically enter the sleep state, effectively save power. The use of solar and battery dual power supply design, even in the case of insufficient indoor light can be used normally, environmental protection and energy saving. Scientific Calculators,Calculators, 12-Digit Calculator with Writing Tablet&Pen,Foldable Financial Calculator, LCD Dual Display Pocket Calculator for Office,Kids