Performs common math operations as well as various financial functions ideal for office or home use. Slim and elegant design exquisite ABS material durable plastic buttons. Dual Power Desktop Calculator, Solar and Battery Backup. Large display 10 digits angled vertical LCD display. Size: 7. 5x4. 5x0. 4 in Weight: 150g (5. 3oz). Features perfect for the office: The large tilting display makes number crunching easier. Of course, an elegant design will add vibrancy to your workspace. PERFECT FOR HOME USE: The elegant design will add a little excitement to the way you pay thosebills. The large, easy-to-read LCD screen and dual power supplies make it even more efficient. HUGE LCD DISPLAY WITH DUAL POWER SUPPLY: The extra-large LCD display lets you view numbers from anywhere on your desk. Dual power supplies help ensure thecalculator works even in dimly lit places. Size: 7. 5x4. 5x0. 4 inches Weight: 150g (5. 3oz) Color: White Material: ABS plastic Function key description ON or AC key: Power on or Clear MR or MC key: Memory recall or clear Mand or M- key: memory plus and minus OFFkey: power off