Mitutoyo Digital Micrometer Set 4pc Set in plastic case with 1", 2" & 3" Standards Includes the following micrometers... 0-1" Digital Micrometer (293-330-30) 1-2" Digital Micrometer (293-331-30) 2-3" Digital Micrometer (293-332-30) 3-4" Digital Micrometer (293-333-30) Features include... IP65 Level Protection All micrometers in this set include SPC output Auto Power Off Includes Fitted Case Functions include... Origin-set, Zero-setting, Automatic power on/off, Data hold, Data output, inch/mm conversion Alarm: Low voltage, Counting value composition error