***3*360° green beam laser lines. 1 Horizontal and 2 vertical 360° plane laser lines.
***Li-ion battery works as super long operating time as 8 hours
***Indoor and outdoor applications, switchable between continuous laser and pulse laser
***Lock position for tilt purpose, like staircase laying, unit projecting sloped laser lines.
***Self-leveling, laser flashing and sound indicating when beyond the range 
***Connect with tripod through1/4″ screw thread if necessary
***Super useful tool for home remodeling like floor laying, tile laying, ceiling, picture hanging, staircase, doors and windows, painting, furniture installing, etc.