1. Reliable Structure Testing: Combines depth scan and calibration to detect hidden beams and cavities. Achieves precise 0.2 inch measurement accuracy with an adaptive algorithm that automatically adjusts for wall materials like plasterboard or masonry. 2. Wide Application: A universal wall scanner for drywall, concrete, and wood structures, featuring automatic depth detection up to 50mm. Ideal for DIY projects and installation work. 3. Adaptive Alarm Levels: Automatically adjusts warning signal intensity based on detection distance, ensuring preventive protection against accidental drilling into power lines. Enabled by precise distance measurement with dual sensor technology. 4. Versatile Applications: Accurately detects power cables, metal pipes, rebar, and concealed objects under floor coverings. for DIY enthusiasts and construction projects, providing reliable material location in walls and floors.