The Lithium Cord/Cordless Rechargeable Clipper offers the power of a corded clipper with the convenience of a cordless. Simply plug it in to charge and unplug when ready to use for cordless convenience or keep it plugged in for corded use. The lithium power provides a 2-hour cordless runtime on a full charge. This hair clipper also comes equipped with a powerful and durable motor and self-sharpening precision blades to cut the thickest hair. Attach any of the 12 Snap 'n Lock cutting guards to achieve goof-proof cutting lengths between 1/16"-1". The added adjustable taper level works great for blending between cutting sizes and fading haircuts.