The customer comes first! If you have any dissatisfaction with the product, we support full refund within 30 days! 14 Digit Desktop Transparent Key Solar Calculator, Large Desktop Office, Finance, And Shopping Mall Dedicated Tape For Checking Data Product parameters： Style: Modern and Material: Plastic Adapted battery: solar energy Processing customization: No Product Type: Arithmetic Calculator With voice function: No Display digit: 12 With or without battery: Yes Color：grey Product size : 7.87×5.75 inch Product weight: 0.53 Ib Gross weight: 0.62 Ib Packaging size: 20.2×15.4×4cm/7.95×6.06×1.57inch Product description: The large LCD screen clearly displays large numbers, making it easy to read from afar and aesthetically pleasing. With the response button of this calculator, your calculation process will be faster and smoother. pressing, the button quickly registers on the screen and displays the corresponding number. The large size of the button can hitting the wrong button. His calculator utilizes both solar energy and battery power (including batteries). As long as the solar panel is used in a light environment, it will power the calculator. This calculator is suitable for various occasions: business, office, home, basic budget, school, etc. Use it to help with your finances or quick calculations. Add, subtract, multiply, split, backlight, total, %, M+/M -/MRC, On/AC buttons, and automatic shutdown. being idle for about 6 minutes, the calculator will automatically close. Package Included: 1 × Office specific calculator Viflosae 14 Digit Desktop Transparent Key Solar Calculator, Large Desktop Office, Finance, And Shopping Mall Dedicated Tape For Checking Data Electronics Gadgets Deals of the Day Clearance The large LCD screen clearly displays large numbers, making it easy to read from afar and aesthetically pleasing. With the response button of this calculator, your calculation process will be faster and smoother. pressing, the button quickly registers on the screen and displays the corresponding number. The large size of the button can hitting the wrong button. His calculator utilizes both solar energy and battery power (including batteries). As long as the solar panel is used in a light environment, it will power the calculator. This calculator is suitable for various occasions: business, office, home, basic budget, school, etc. Use it to help with your finances or quick calculations.