●Auto Compensating Function 
●Tilt Indicating Function 
●Assistant of decorations  

Self-Leveling Crossline  Laser (2V 1H 1D)
Beam: 1 horizontal line and 2 vertical line, forming cross at wall and ceiling, Plumb down-beam, with tangent screw
Wave length: 635nm
Operating temp: -10 °C~50° C
Leveling Accuracy: ±2mm/10m
Working Range: Indoor, radius 10m:30m (with detector)
Selt-leveling method: Magnetic damping system 
Compensation Range: ±2°
Power: 3X1.5 V batteries
Laser flashing and buzzing when self-leceling over range