Bosch D-Tect 150 Wall and Floor Scanner with Ultra Wide Band Radar Technology DETECTION: The Bosch-patented Ultra-Wide Band (UWB) radar technology offers a wide range of detection performance in materials up to 6 inches. VERSATILITY: The Bosch D-Tect 150 provides seven detection modes including concrete, wet concrete, deep concrete, in-floor heating, drywall, metal and signal view. DISPLAY: Features an easy-to-read color display to indicate depth and location of targeted object, plus mode and detection strength. Maximum detection depth (water-filled plastic pipe)- up to 2-3/8 inch (60mm) SELF-CALIBRATING: Calibration free from the start of detection and continues to self-calibrate throughout the project making it ready to use at any time. PRECISION: The D-Tect 150s Bosch laser technology allows users to be more productive with greater jobsite accuracy and precision.