Adesso CD-2786B AC CD-2786B 12 Digits Basic Calculator Black Retail

• Large 4-in. and clear 12-digit display screen allows for easy readability and usage, relieving strain on your eyes ;• Large, responsive buttons make it simple and convenient to use, whether at home or the office;• Dual solar energy and battery power sources provide long-lasting battery life; solar panel is the primary source of power, as long as you use it in a lit environment;• Auto power-off for the calculator to turn itself off after about 6 minutes of being idle;• Add, Subtract, Multiply, Divide, Backspace, Grand Total, CE, %, M+/M-/MRC, and On/AC function keys help with basic and complex calculations;• Designed for many occasions: business, office, home, basic budgeting, school, and more;• Travel-friendly portable size;