Professional Clipper Blades – The Powder Metallurgy fixed fade blade with ceramic moving blade are made to ensure that they do not burn skin from overheating. Self-sharpening, precision blades cut through all hair types and stay sharp longer. LED Display - An DIGITAL battery charge display that tells you exactly how much charge is left. The DIGITAL Display show the power left status. Pro Li Outliner Grooming: Stylish appearance, small and portable, can easily create a variety of hairstyles.