SweetLF focuses on the electric razor category with a painless . low-noise . hypoallergenic 3D rotary close shave done by a high-speed powerful motor . 4-way flexible head and hypoallergenic dual-track stainless steel blades. The blade automatically adapts to the contours of your face . neck . and even chin. The body supports IPX7 water resistance . giving you the freedom to choose to shave wet or dry.