Condtrol XLiner Duo builds the horizontal and vertical laser plane with a large angle of sweep -160 ?. The lines are very bright, indoors, they are clearly visible at a distance of 40-50 m when using the detector maximum operating distance increases to 100 m The accuracy of the planes ± 0,2 mm / m.Pribor has a high degree of ingress protection - IP54, which allows operation in all weather usloviyah.Korpus device is being protected from shock damping rubber pads on the edges.