WHAT IS RADIOFREQUENCY? -- skin tightening machine adopts Israel bipolar radiofrequency (RF) technology, with no side effects. The procedure involves using energy waves to naturally repair elastin. Its built-in safety system automatically adjusts energydepending on the temperature of your skin. WHAT ARE THE BENEFITS? -- You can see visible results on your face, eyes, and neck skin tightening, lifting, and firming. It can reduce fine lines and wrinkles, improve contours, soothe puffiness and redness, shrink pores, remove eye bags and dark circles,etc. ALL-IN-ONE SKINCARE SOLUTION -- According to daily skincare routines, LEFAY RF facial device provides you Eyecare-Absorb-Lift-Cool modes to target skin hydrating, tightening, lifting, firming, and soothing needs. SUPPORT ICE COOLING FUNCTION -- On the COOL mode, the device rapidly chills down to help shrink pores, soothe redness, and relieve puffiness of face and eyes. HIGH FREQUENCY VIBRATION MASSAGE -- On Eyecare, Absorb and Lift modes, being of high frequency vibrating sensation to help stimulate cell viability and promotes blood circulation. So it is actually also a face massager.