Wall Detector Wall Wire Metal Hidden Line Detector Concrete Steel Bar Scanner ,Portable

Measurable materials: metal objects, live wires Maximum measuring depth: 100mm Power supply: 1x 9 Volt 6L .R61 Size: 200*85*32cm Weight: 0.26 kgYou may also like 0.001mm Digital Outside Micrometer 0-25mm 25-50mm 50-75mm 75-100mm Electronic Micrometer Caliper Gauge Meter Micrometer Carbide ,Easy to Use.