new shearing blade in a unique X-shaped design (X-taper blade). Diamond-like carbon fiber/titanium coated shaving head. Shaving head width: 45 mm. Rotary control for setting the cutting length in 5 stages (0.8 mm - 2.0 mm). Linear motor with 10,000 vibrations/min. 1 hour charging time for approx. 50 minutes of cordless use. automatic voltage adjustment (100 - 240 volts).