Model: Digital dial gauge with a very large display (11 mm) and integrated tolerance indicator (with or without measurement display). The REFERENCE measuring system saves and retains the set zero position even after being turned off and on again. The lock function prevents measurement errors caused by accidentally pressing the control buttons. Absolute function: Zeroing is possible in any position without losing reference. Factor adjustable with display on the screen. Individual functions can be locked directly on the dial gauge. Settings and saved values (factor, preset, tolerances) are retained even when the battery is changed. Package includes: 1 battery No. 081560 size CR 2450.