12 Lines Green Laser Level Self Leveling 3x360° Cross Line360 Cross Line Laser LevelBright Green Laser & Self Leveling & IP54 RatedOur laser level emits bright green beams, projects up to 131 ft in diameter, and builds a precise layout in seconds. The self leveling function automatically adjusts within a certain range, producing a more accurate line, and it's quick to set up. Plus, the long lasting battery life ensures nearly 8 hours of continuous use. It is widely used in home or commercial decorations.