Easy To ReadWith its large screen, this office calculator big numbers makes it easy to read from afar, and its aesthetically pleasing. Max support 12 digits display. Mulit-FunctionBasic Calculator Add, subtract, multiply, divide, backspace, grand total, CE, %, M+/M-/MRC, ON/AC button, Auto-off when you do not use it for about 5 minutes. Dual power DesignThe desktop calculator utilizes both the solar power and battery power,It can switch the power mode according to the environment.(not including AA batteries) Sensitive and large buttonsThe standard calculators adopt scientific big button design in line with the use of human habits and comfortable for touch. high sensitivity and quick response to the keys, which improves your work efficiency; Versatile PurposesThis calculator is designed for many occasions, It perfects for office, business, school calculators for students, store, mall daily and office home used.Use it to assist your personal finance or just a quick calculation session. Size: 12 * 15 cm, bottom height 50 mm Color: Blue Package includes: 1pc*Computing