1[High Strength Laser Tube] The infrared light emitted by the high strength laser tube has high brightness and long projection distance, making construction easy and simple. 2[Clear Scale] The horizontal and vertical directions of the laser line level have clear scale design, the display is clear and accurate, and the measurement is accurate. 3[Integrated Plastic Housing] The integrated plastic shell is made of wear resistant and sturdy plastic, which is resistant to falling, not easy to be damaged, and has a long service life. 4[Strong Suction Cup] The suction cup on the laser line level has strong suction, strong adsorption, and is not easy to loosen. 5[Multiple Uses] The laser line level can be used for the installation of wall, wardrobes, doors and windows, and the laying of tiles.