Large 12-digit display- The basic office calculator with a large 12-digit display and a 15-degree angle. The large LCD screen that clearly displays large numbers makes it easy to read from a distance, reading calculations is easy. Size: L: 15.2 cm/5.98 inches, W: 14.8 cm/5.83 inches (approx.) Vintage Typewriter Style- This desktop calculator uses clean typewriter-style lines and retro round keys. Thick tube body size is suitable for desktop use and also suitable for handheld use. The large round key caps fit easily in both hands and prevent fatigue. Dual Power Source- This calculator can use both batteries and solar energy. As long as you use a solar panel in a well-lit environment, it will provide power to the calculator. (Note: Only one AAA battery is needed to use) Calculator Function- Convenient to use, independent memory. Addition, subtraction, multiplication, division, backspace, grand total, CE, %, M+/M-/MRC, On/AC button and automatic power off. The calculator will automatically power off after about 6 minutes of inactivity. Use Multiple Occasions- This desktop calculator is designed for many occasions: business, office, home, basic budgeting, school, corner store and more. This candy calculator is very cute, it is the best gift for Christmas, New Year, Thanksgiving Day, birthdays and many other festivals.