Premium blade with superior tooth geometry for exceptional feeding, providing reliable and consistent performance. Precision ground blades for superior cutting performance. Taper control adjustable blade system allows for a variety of cutting lengths from 0.8-1.8 mm. Lithium ion battery provides up to 120 minutes run time from just a 180 minutes charge. 15 minute quick charge feature provides 10 minutes use. Ergonomic design for comfort and easy use. Cool running technology for longer service life. Perfect for trimming face, ears, bridlepath and legs.