The reference function allows for the transfer of angles. A Bluetooth interface transmits the measurement data. The flip display automatically rotates during overhead measurements, ensuring that the illuminated display is easily readable under all conditions. The calibration function is used for re-calibrating the sensor, enhancing measurement reliability. The hold function retains the current measurement value on the display. Optimal use is facilitated by AutoSound: the horizontal, vertical, and 45° positions are indicated with an acoustic signal, which is helpful for aligning objects. A V-groove provides stability on pipes. The 360° angle display and the illuminated display offer additional advantages. Strong magnetic holders and a compact format complete the product.