The Neon Yellow 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 Black Graphite Deep-Tooth T-Blade (FX707B2) which is zero-gap adjustable. Use this professional lithium ion hair trimmer for crispy edge ups, hard lines and all other detail work.