The Stabila LAX600 Green Line Multi-Line Laser provides 3 x 360° lines for exact layout work. High performance diodes allow for direct work on bright, fine laser lines. The Laser has a quick self-levelling function, thanks to the pendulum technology designed for the construction site.  The body design makes it extremely robust, waterproof, and dustproof in accordance with IP65. Specification: Level Accuracy: ± 0.03mm/m.Self-Levelling Range: ± 4.0°.Measuring Range of Visible Lines: 40m. (131.2ft).Laser Class: II.Protection Class: IP65.