Most powerful 6,700 rpm rotary motor in its class. Fine chrome-plated precision blade that adjusts to "zero overlap". Corded or cordless operation. Fully charges in 2 hours for 70 minutes of runtime. Allows for seamless blends for easy or difficult line fading and is ideal for cutting a large amount of hair at once. Adjustable lever control. Robust cast aluminum base. Cuts wet or dry hair. Includes 6 guides (#'s ½, 1½, 1 to 4). Universal voltage