Product Review

Specification:
Material: plastics
Dimension: about 7.5x 4.5 x 1.3inch
Color :Black
Fit for business office or home usage

Features:
Photoelectric dual drive, sensitive keys, summation calculation, percentage, return key

Functional keys instruction:
ON/AC key: on/clear
GT key: summation calculation, press = or % key, the result will add into the calculation ( press one time to display summation, while press twice to clear the summation )
MU key: profit and loss operation key
M+ key: memory plus
M- key: memory minus
MRC key: memory total value and clear memory key ( press one time to display memory storage, press twice to clear memory )