The Mitutoyo 340-252-30 IP65 Interchangeable Outside Micrometer has the following specifications:
    Range: 150-300mm
    Resolution: .001mm
    Includes: 6 anvils & 6 standards

Features:
    IP65 water/dust protection 340 series models with a range up to 12in/300mm.
    Wide measuring range with interchangeable anvils.
    With a Ratchet Stop for constant force.
    Supplied with zero-setting standards bar for each range.
    With SPC output
    Supplied in fitted wooden case.

Technical Data
    Accuracy: ?(4+R/75)?m, R=max. range (mm), [.00016″ ?.00004 (L/3)”] L = Max Range (Inch)
    Flatness: 0.6?m / .000024″ for models up to 300mm / 12″; 1?m / .00004″ for models over 300mm / 12″
    Parallelism: 2?m / .00008″ for models up to 75mm / 3″; 3?m / .00012″ for models up to 150mm / 6″; (2+R/100)?m for models over 150mm, R=max. range (mm); [.00008″ ? .00004 (L/4)”] L= Max range (inch)
    Measuring faces: Carbide tipped
    Display: LCD
    Battery: SR44
    Battery life: Approx. 1.2 years under normal use
    Dust/Water protection level: IP65

Function of Digital Model
    Zero-setting, Data hold, Preset, Data output, inch/mm conversion (inch/mm models)
    Alarm: Low voltage, Counting value composition error
    Function Lock
    2 Presets