Standard Function Scientific Electronics Desktop Calculators, Dual Power, Big Button 12 Digit Large LCD Display, Handheld|Calculators Features: Quick and easy tax calculation.Displays up to 12 digits. Extra-large LCD display. Percussion keyboard ergonomic design, clear sound, after 100 thousand times of tapping test, not easy to bond Tilted screen for easy and accurate screen reading.Perfect for office, school or home use. Every product has been strictly tested, quality problems for 1 years free warranty, please contact us directly Specification: Condition: Brand new Material: ABS Color: as the picture shows Size: Approx. Size: 16x16cm Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes（without retail package）: 1x Calculator (battery is not included.)