His Electric Smart Shaver 2 Dual RS20 has 3D Floating Razor Heads to create Smooth contact with your skin. With 4-direction floating heads, the 3D rotary shaver automatically reaches your face at the ideal angle and adjusts to the curves of the face, neck and even the jaw, and provides a comfortable and close shave every time. With Smart Shaver 2, you can trim and detail your beard and sideburns with double-blade pop-up trimmer, which opens with just one touch.