Description: 3 IN1 WALL SCANNER DETECTOR: Multifunction Stud Detector can accurately and quickly finds metal, cables, studs, joists, wood, live () Fire Wire in walls, ceilings and floors. USES: Wall scanner detector is suitable for drilling, measuring area, distance, length, volume, continuous measurement, etc. Can help you avoid danger when installing TVs, cabinets, garage shelves. MAXIMUM DETECTION DEPTH: Stud Detector metal: 100mm-120mm, Wood: 38mm, Live () wire: 50mm. EASY TO USE: Stud Detector wall scanner, high sensitivity, when wall detector close to the object, the LCD display will show "Metal", a beeping sound appears, indicating that the closer the object, the faster the sound. APPLICATION: Wall Wood Metal Stud Detector is widely used in interior decoration, installation and other industrial fields. Compact size, convenient to carry. Specification: Working Power: 390mAh Metal Detection Range: 100mm-120mm Wood Detection Range: 38mm Live Wire Range: 50mm Detecting Metal: 0.5cm Operating Temperature Range: 0C~+50C Charging Method: Type C Interface Size Chart: 6.3cmx2.5cmx13.9cm/2.48inchx0.98inchx5.47inch Package Includes: 1 Wall Scanner Detector 1 Manual 1 USB Cable Note: Please allow slightly errors due to manual measurement and different monitors.