Nơi xuất xứ
Guangdong, China
Nguồn điện
Năng lượng mặt trời và pin
Digit
12-digit small double LCD screen display
Function
Full calculation & memory function
Function 2
112 Steps check & correct function calculator
Function 3
Auto-reply and Grand total function
Power
Solar & or button battery
Market
Office supply and business men
Design
Luxury and novelty design
Keyboard
Like computer keyboard big
Material
ABS and green PCB borad
Function 4
Percent calculation