Benning LD 40 laser distance meter. Handy and compact design, quick and easy to use. Length of signal path 40 m. Distance measurement 0.05 m - 40 m. Laser class class 2. Wavelength of sensor 635 nm. Accuracy 3 mm. Measuring speed 0.5 seconds. Visible signal path yes. Area calculation, e.g. determination of material requirements such as cables, floor coverings, paint. Volume calculation, e.g. tank volume, air conditioning planning, room to be ventilated. Indirect measurements (Pythagoras), e.g. of heights that cannot be measured directly. Continuous measurement to find a specific distance to a plane. Very good contrast due to black background, display lighting. Adjustable reference plane for measuring between two surfaces or from an edge. 3 different units of measurement (m, ft, in). Up to 1000 measurements with one set of batteries. Protection class (IP) IP54. Dimensions. Width 36 mm. Height 98 mm. Length 23 mm. Weight 0.076 kg. Incl. batteries 2 x 1.5 V Micro/IEC LR03/AAA, battery type other. Interface no. With remote control no. Rotating signal path no.