[Large 12-Digit Display] The large LCD screen clearly displays big numbers, making it easy to read from a distance and aesthetically pleasing. Supports up to 12 digits. [Dual Power Design] The calculator utilizes both solar and battery power (battery not included). As long as you use it in a well-lit environment, the solar panel will provide continuous power. [Sensitive and Large Buttons] Buttons register quickly and display corresponding numbers on the screen. The electronic desktop calculator features a scientific large button design that aligns with human habits and is comfortable to touch. [Multifunctional] Includes add, subtract, multiply, divide, backspace, total, %, M+/M-/MRC, ON/AC buttons, and auto-off. The calculator powers down automatically after approximately 6 minutes of inactivity. [Best for Home & Office] This basic calculator is suitable for businesses, offices, homes, schools, or anyone who needs to perform calculations occasionally. Color: Blue Material: Plastic Size: 11.94 x 14.99 x 3.81 cm Package Contents: 1 x Scientific Calculator Only the above package content is included; other products are not. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The allowed measurement error is +/- 1-3 cm.