1?3D floating head (with the "machine" strain, shaving no dead ends) 2?Three rings in one large size self-sharpening blade (composed of 27 small blade, cut the beard clean and sharp) 3, large diameter three-slotted steel knife network (?31.5mm large knife network, shaving more efficient; hollow design, fine and long hair, can also be shaved) 4, knife network groove coated with anti-bacteria paint, so that shaving more hygienic 5, full metal body (frosting process, more texture) 6, strong motor, continuous output (large torque motor with shock-absorbing head, so that the output is more stable) 7, IPX7 level machine waterproof (wet and dry double shave, with the heart "bath") 8, Type-C fast charging function, say goodbye to the long wait (support fast charging, just 1 hour may be full) (red light when charging, green light when fully charged) 9, 90 days of life, ultra-long warranty (a charge, lasting worry-free) 10, travel lock protection function (smooth use, beware of accidental touch) (in the off state long press the on/off button for 3 seconds to enter the travel lock mode and accompanied by 3 times blue light flashing. In the travel lock mode long press the key for 3 seconds to exit the travel lock mode and accompanied by 2 blue light flashes. ) 11, size portable, easy to cope with a variety of occasions 12, low power anti-card beard function, thanks to the clip beard (when the power is low, the button will light up a red light to remind)