Mitutoyo 500-196-30 Digital Caliper with Absolute Sensor (AOS), Measuring Range 0 to 6" / 0 to 150 mm, Resolution 0.02 mm. LCD Display Measures 0 to 150 mm (0 to 6 inches) in Increments of 0.01 mm (0.0005 inches), Ensuring Precision Measurement. Digital LCD Display Shows Inch or Metric Units for Versatility When Measuring. Advanced Electromagnetic Induction Sensor (AOS) Resistant to Dirt, Oil, and Water. Measures Inside, Outside, Depth, and Step Values for Versatility. Equipped with Thumb Roll. Features Standard Jaws for Reliable Contact. Durable Stainless Steel Construction with ABSOLUTE System for Error-Free Performance. Large and Clear Reading on LCD Display. ZERO/ABS Button Allows Resetting the Display at Any Position on the Scale for Comparative Measurement and Returning to Absolute Mode (ABS) to Start from Zero. ABSOLUTE System Ensures Measurement Accuracy Without Needing Re-Zeroing After Power Off. The ABSOLUTE Scale Only Needs to Set the Starting Position Once, and This Reference Applies to All Subsequent Measurements Regardless of Power Cycles. Ready for Use at Any Time Without Losing Calibration. Includes: 1 x Mitutoyo 150 mm Digital Caliper, 1 x Manual, 2 x Button Batteries, 1 x Plastic Bag