... to test moisture ”LCD display (“%” flash),short press again to test oil, LCD display (SKIN” flash),continue to ... short press to test softness , LCD display (“%”and “SKIN “flash),cycle test.3,After choosing ... and show test results after 10 seconds.4,if two detecting head haven’t touched or completely ... show error result ”Er”.5,result in the display state, if don’t press the key within 10 seconds ...