Dual Power Calculator - Electric digital pink calculator has dual electric drive, light energy and 1*AAA battery(not included); It can switch the power mode according to the environment, which is more durable and more convenient. The solar panel, as long as you use it in a lit environment, will power up the calculator thoroughly.Quality & Appearance- Calculator large display for women is made of durable ABS to ensure normal daily use. The typewriter-style clean lines and retro round keys and reasonable button layout make it beautiful and practical, perfect size, fits right on the desk and does all you need in a tight spot.Imitation Mechanical Keyboard Design - Our cute calculator make with large LCD display ,12-digit display.The big buttons imitating the knocking feel of a mechanical keyboard.Your calculation process will be faster and smoother with this calculators responsive buttons.Pink Office Accessories for Women - This pink calculator is designed for many occasions, business, office, home, basic budgeting, school, and more. Use it to assist your personal finance or just a quick calculation session. You can also send them as practical gifts to friends, students,Coworkers and more.Energy Efficient Use - The basic pink calculator display is designed with a 15 tilt screen for optimum field of view and stability. It is convenient and comfortable to calculate and read. It will automatically shut down after 10 minutes without any operation, saving energy and electricity.