3 mode detector, wood / metal studs, metal and electrical wiring, with lcd display and audio indication. Auto power off after 2 minutes. Ideal for both trade and diy. 9v battery and case included. Stud sensor measurement :- drywall depth up to 38mm for wood and 51mm for metal and metal rebar. Detects rebar up to 51mm in concrete and brick.. ...more
 
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