Performs common math operations as well as various financial functions; ideal for office\/home use. Slim and elegant design; exquisite ABS material durable plastic buttons. Dual Power Desktop Calculator, Solar + Battery Backup. Large display; 10 digits; angled; vertical LCD display. Size: 7. 5*4. 5*0. 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. 5*4. 5*0. 4 inches Weight: 150g (5. 3oz) Color: White Material: ABS plastic Function key description ON\/AC key: Power on\/Clear MR\/MC key: Memory recall or clear M+\/M- key: memory plus and minus OFFkey: power off