-Detection capacity:

-Wood joists: thickness of wall is 3/4 inches

-AC live wires: 2 inches deep away from the wall

-Metals: 1 1/2 inches deep away from the wall

-Calibrating automatically after turn on

-New design with extra-large LCD display for detection results

-Detecting on studs, AC live wire and metal

-Alarm on detection of AC live wire

-Detection results indicator and accurate positioning