Heavy Duty Motor - Our PowerDrive Plus heavy-duty motor delivers exceptional power for no-snag cutting and runs 15% cooler vs. our standard PowerDrive motor. This powerful electric shaver cuts through the thickest of hair with no snags or pulls Adjustable Taper Lever – Easily change the closeness of your cut between guide comb lengths, move the lever up for the closest cut & move it down for a longer cut; allows for easy transitioning of blending & fading Secure-Fit Attachment Guards - Kit features 13 Secure-Fit smooth cutting attachment guards plus ear taper guards with large, easy to read sizes Self-Sharpening Blades – Wahl’s high carbon self sharpening precision blades stay sharp longer and continuously sharpen over time; oil between every few haircuts to increase the longevity of your clipper motor & blades The Brand Used by Professionals - Wahl clippers and trimmers have been used by professionals in the salon & barber industry since 1919; Featuring self-sharpening precision blades & quality construction