The GLL 3-80 Professional line laser provides enhanced visibility through the projection of 3 x 360° lines. Strong visibility is ensured by high-performance diodes. With the emitted 3 x 360° lines, simultaneous horizontal and vertical leveling throughout the room is possible, ensuring high work efficiency. The intuitive user interface allows for easy operation. This line laser is designed for hanging ceilings, building floors, installing windows, mounting shelves, laying drainage pipes, constructing drywall, and tiling. The GLL 3-80 Professional is perfectly suited for quick self-leveling on uneven surfaces in less than 4 seconds with excellent accuracy of ± 0.3 mm/m and up to ± 4°. When using the optional receivers LR 6 or LR 7 Professional, the device has a range of up to 120 m. This line laser is compact, easy to use, and extremely robust (IP54).