• TRIGGER MODE - Switch the knob to Trigger mode, squeeze the handle to pre-set the staple gun, position the staple gun on the work surface, squeeze the Trigger to set the staple.
• NORMAL MODE - Switch the knob to Normal mode, place the staple gun on the work surface, squeeze the handle to set the staple. (Just like a traditional staple gun)
•ADJUSTABLE STAPLE DEPTH - (+) mode is for more power when driving staples into hard surfaces. (-) mode is for less power when driving staples into softer surfaces or in applications where the staple does not need to be driven flush.
• Compatible with #4 narrow crown and Arrow® T50® staples.