The dial to select the force of impact with 6 levels to adapt to the type of wood.
The DuoTac function is an undeniable advantage to put two staples simultaneously.
You can ask burst staples holding down the handle. The trigger is then performed by depressing the nose.
In use, the stapler is effective. It is perhaps somewhat heavy to ensure a long-term vertical stapling. A good product that I recommend.
The stapler can also cause nails type 48 (14 mm height) but I did not test the function.
For staple, the store supports the type 53 6 to 14 mm in height (11.4 mm wide).