*In Data Record Mode, pressing the M key will record the data in the corresponding memory location.
*In Data Recall Mode, you can delete all recorded data by going to DATA o memory location and pressing the M key.
*Pulling the Trigger or pressing any of the keys will turn on LCD backlight.
N O T E
A 6" Surface Probe (Model SPHT-K-6) is included with Model OSXL689.
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