Beard Trimmer and Hair Clipper 3000 features DualCut blades, for a fast and even trim, even on thick, dense beards and on hair. Spin the zoom wheel to lock in 10 adjustable length settings at 3/64 inch (1mm) increments. Powered by a Lithium Ion battery for 90 minutes of cordless use and easy trimming. DualCut Blades for a fast and even trim 10 Adjustable Length Settings lock in 3/64" (1mm) increments Lithium Ion battery, for up to 90 minutes of cordless use Lift Trim comb captures more low-lying hairs with every pass Lights indicate when battery is low, empty, full or charging Skin-Friendly Blades for smooth skin Detachable Head for easy cleaning Ergonomic Design for easier handling.