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The number of the product feature shown refers to the illustration of the measuring tool on the graphic page.
1 red indicator light
2 yellow indicator light
3.Green indicator light
4 display screen
5 .Switches "ON/OFF"
6. Foreign body detection button（Generally refers to the wooden block），Long press the button to switch exact mode /deep mode.
7.Detect metal or cable buttons
8 detection area
9 battery compartments.
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