Attributes:

Can be used with digital or analog measuring functions 
2 digital measuring modes: Metric/Standard
IP65 Coolant Proof Rating, Protection Conforming to IP65 Level
Large LCD Display
ABS: Absolute function keeps origin point once set even when powered off and on 
Incremental modes allows setting zero at any point and can then be switched back to Absolute zero with the push of a button 
Automatic switch off after 5 minutes of non-use
Accuracy +/- 0.00005"
Range 3-4",75-100mm
Carbide measuring surfaces, comes with removable round carbide face 
Direct RS232C SPS output port so measurement can be sent to PC or CAD program 
Meet or exceeds Federal Accuracy Standards
Resolution 0.00005"/0.001mm
Comes with case, directions and extra battery