Large Mechanical Calculator,Dual Power Desk Calculator 14 Digit Big Buttons,Desktop Calculator Extra Large 5In LCD Display for Office, Home, School (Champaign Gold)

["【Dual Power Design】This desktop calculator utilizes both the powerboard and battery power(battery is not included). The powerboard will power up the calculator thoroughly in a lit environment, it's a simple and worry-free partner.","【12-digit Large LCD Display】The 5 inches LCD screen displayer clearly shows big numbers makes it easy to read from afar, it's layout and aesthetically pleasing. Max support 14 digits display.The display is also designed with a 15 ° tilt for optimal visibility and stability, effectively reducing reading fatigue.","【Big Buttons Mechanical Calculator】The mechanical buttons are used similarly to a mechanical keyboard, providing fast and precise response.","【Anti-Slip】Equipped with 4 non-slip pads rims to provide extra friction and stability on a variety of surfaces for quick presses and calculations.","【Mulit-Function】Add, subtract, multiply, divide, backspace, grand total, CE, %, M+/M-/MRC, ON/AC button, and auto Powr-Off. The desktop calculator will turn itself off after about 10 minutes of being idle."]