NOYAFA Multifunctional wall detectors- NF 518

This wall scanner detects wood and metal studs as well as live AC power. Helps you quickly and accurately identify the edges or center points of studs, as well as energized wires, greatly improving personal safety. It comes with a digital level sensor to help you, for visual reference, no need to worry about whether the cabinet, easel is a tilt angle, metal detectors with warning sensors, and voice announcements to warn of the presence of dangerous and metal targets, reducing the chance of accidentally drilling into the wrong area. Helps you to complete your work or DIY with confidence. Angle detector: ±0.1° angular accuracy, readjustment of refresh angle,Automatic calibration Self-calibration. Includes 3 selection modes for wood, metal and AC wiring; stud locator. First choose to adjust the mode of the object you want to find: Step 2: Auto-calibration, moving slowly, in the process, allows easy and accurate detection. Precise Inspection Stud Locator Wood: 20~38mm, 1.49 (inch) AC power (90~250V). 50mm,2(inch) Copper: 80m,2(inch) Steel: 100~120mm,4.72(inch)