TTC EC215Z 0-6" Left-Hand Electronic Caliper Resolution: 0.0005" (.01mm). Data holding type (HOLD). .47" (12mm) high LCD display. Inch/metric system interchange. Zero setting at any position. Power on/off at any position, variable measuring origin (zero). Relative and absolute measuring type (ABS). Tolerance setting type (TOL). (DOES NOT INCLUDE ROLLER WHEEL)