This unit is an advanced detector. It can detect and locate metal, AC voltage and stud.

·LCD and sound signal indicate findings·2 meter measure tape inside·Pencil slider, pencil hole

Detection depthStud mode:Wood stud of 30×30mm ≤18mmMetal mode:Iron pipe of 25mm ≤30mmAC mode:50mm for 90~250V at 50~60Hz

4 in 1 Digital Detector