INSIZE Electronic Height Gage Features include... 0-24" / 0-600mm Measuring Range 0.0005" / 0.01mm Resolution Buttons: power on/off, inch mm, ABS , data hold, tolerance measurement, data preset, set data Carbide tipped scriber Made of stainless steel SR44 battery, with spare battery RS232 data output With indicator holder Packed in styrofoam with carton or wooden box