This is a high-quality level with 4D 16 lines for more precise positioning, featuring a self leveling system, flexibility, and stability. Provide accurate horizontal and vertical benchmarks for indoor construction layout and calibration, with simple operation and wide applications. Suitable for most 5 or 8 Laser level with interface. Suitable for floor tile layout, panels, wallpapers, templates, wall skirts, decorative woodworking, wall stud layout, and partition installation. You can try it out. Features: Laser level: compact size, light weight, easy to carry, and can be quickly and conveniently moved and stored. It can output 16 laser lines individually or simultaneously to achieve more precise positioning, with 3 self leveling systems, flexibility and stability. It uses high-quality excitation Photodiodes and high-precision conical mirrors emit precise and bright laser lines with high precision and brightness