Premium quality: this laser level is made of durable plastic and premium metal materials for durable reliability and long-lasting use. It is IP54 waterproof and dustproof and ensures stable and regular work in damp or dusty environments.360 Degree Rotating Scanning: With the 360 degree rotating function, the outdoor laser level scans your entire work area with clear, bright and stable lines. It comes with laser glasses to protect your eyes and easily see the laser in strong sunlight.Self-level and automatic alignment: the rotation of the laser level is automatically controlled to align and adjust the line within the self-levelling range of 5 degrees. With the most advanced positioning system, your work will be more efficient and accurate.Large measuring range: when used with the laser detector, the measurement range of the rotation laser level reaches a diameter of 500 m, it can be placed upright to create a horizontal plane and a solder line, or placed to form a vertical plane and horizontal line.