lohey Calculator, 12-Digit Solar Battery Desk Calculator with Large LCD Display Large Buttons, Dual Power Desktop Calculators for Office Home School, Home (Blue)

• BIG BUTTON: Calculators is designed with scientific big buttons, which is ergonomic and comfortable to touchand easy to read.Big buttons make your input flow and comfortable; Raised button design makes your input accurate and fast; Sturdy plastic keys for long-lasting use
• CLEAR DISPLAY:Calculators offers 4-inch and clear 12-digit display that is easy to read and use, reducing eye strain.Features easy-to-read 12 digits LCD display, the big screen clearly shows the numbers, suitable for all kinds of study and office scenes
• DUAL POWER: Dual solar and battery power give this product long-lasting battery life so you never have to worry about running out of power. There is also an automatic shutdown function. The Calculators will turn itself off after about 8 minutes of inactivity (AA batteries included)
• HIGHLY MATERIAL: Well-made and durable plastic allow you to use them continuously without any wear and tear, very durable
• EASY TO USE: Designed to sit flat on a desk, countertop or desk, it is easy and convenient to use, whether at home or in the office

With a large 4" clear 12-digit display, this calculator is designed for you. We made the key numbers extra large - say goodbye to eye strain and hello to readability! Dual Power: solar (works only when bright) and battery (one AA battery included). NOTE: Make sure to insert an AA battery to ensure continuous and accurate use. Basic Calculator - Add, Subtract, Multiply, Divide, Backspace, % and MU. Automatically shuts off when not in use for about 10 minutes. Note: Some users may use their desktop calculators early in the morning or at night. Without battery power, the screen can be difficult to read in low light. Please insert AA batteries for continuous and accurate use. (One AA battery included).