
Operating the DEWALT DW089K 3-Beam Line Laser is straightforward. First, ensure the batteries are correctly installed, matching the positive (+) and negative (-) indicators within the compartment. Place the laser level on a stable, level surface. The DEWALT DW089K has individual ON/OFF buttons for each laser beam. There's a button for the horizontal line, another for the primary vertical line, and a third for the side vertical line. Press the button corresponding to the laser line you want to activate. You can turn on any combination of lines. To switch off a laser line, simply press its corresponding ON/OFF button once more. For detailed safety information and further operational tips, consult the complete DEWALT DW089K user manual.


