Scientific calculator
@240 science count and statistic functions
@2-line big display
@plastic keys
@10+2 digits
@2-tier display shows formulas and rdsults simultaneously
@standard deviation
@regression analysis
@Durable keyboard
@9 memories function
@power: Two button-type battery(lr44)
@and more! Comes with slide-on hard case
@N. T: 127g
@G. W: 173G
@size: 159*85*15mm

Provide OEM service.