The Gray FXONE LO-PROFX Hair Trimmer features the new interchangeable FXONE battery with a quick release button. The trimmer offers a new N1 Brushless motor with dual ball bearings for greater efficiency. The trimmer comes standard with the new Blue Titanium standard-tooth T-blade which is hypoallergenic and zero-gap adjustable. Use this professional lithium ion hair trimmer for crispy edge ups, hard lines and all other detail work. Check out the BaBylissPRO FXONE Lo-ProFX High Performance Low-Profile Clipper for matching FXONE tools, all compatible with the same battery.