Patented Stagger-Tooth Blade – the magic is in the blade! Diffuses lines of demarcation and allows for seamless fading and blending Crunch Blade Technology – the blade is specifically designed to make a crisp, crunch sound when cutting. Helps barbers know when their blend has been perfected Maximum Continuous Power – high performance motor that won’t bog down on wet or dry hair cord/cordless capability with up to 100 minute cutting time Smart LED – always know your charge level led indicator solid is full charge; flash is low charge, pulse is charging High Durability – upgraded gold metal taper lever and switch High Carbon Steel Blades with Titanium & Diamond coatings – stays cool, longer lasting, no sharpening needed, resists corrosion, & extremely strong BLADE: 2161-700 Stagger Tooth Blade MOTOR: Rotary BATTERY: Lithium Ion RUN TIME: 100 Minutes