Large Electronic Calculator Counter Solar & Battery Power 12 Digit Display Multi-Functional Big Button for Business Office School Calculating (1 x Calculator)

Product Description

Twin energy methods: Solar energy or 1 AA battery (Battery Included) , power saving and handy.
Undertake Japanese LCD display, 12 digits, show information clearly.
Help +/-(detrimental)，%，√ calculation; Rounding off & decimal place setting; CE/C (half/all clear), MC/MR/M+/M- (reminiscence) key.
Auto shut-down in 8min if no additional operation.
Large ABS plastic button, provide correct positioning and comfy texture, assist >1 million occasions press.