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)
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
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