This is the trimmer with 50 different length settings that ensures a precisely maintained beard. The patented triple-head rotating system employs double-sharpened blades for reliable care trimming of short to mid-length beards; the electronic adjustment allows the selection of 50 lengths from .4 to .12 mm and additional increments of 0.2 mm. Safe to use on wet or dry hair and in the shower. A smart lock prevents the trimmer from being accidentally turned on while traveling. A full charge via in integrated AC plug/stand provides up to 90 minutes of power. With 6' cord, blade oil, and cleaning brush. 9" L x 6 3/4" W x 4" D.