This is a safe and effective skin beauty tool, no side effect for skin; It can reach deep tissues. The micro vibration stimulates cells, sparking an accelerated rejuvenation effect.This device have 3 function:  RF, Cavitation ultrasonic and LED, you can use those 3 functions separately or in combination as following type: ♦ RF+LED;♦ RF+Cavitation ultrasonic;♦ Cavitation ultrasonic+LED;♦ LED+Cavitation ultrasonic+RF Red LED (625nm wavelength):   Red light can enhance the vitality of cells, promote cells' metabolism, and make the skin release a huge amount of collagen and fibrous tissue for self-filling. Red light can suitable for various kinds of skin, promote blood circulation and regenerate the collagen to keep your skin more smooth, not only can improve the skin dryness, but also can improve hair loss and alopecia disease.   RF (radio frequency): Triangle mental conductive tips radiate radio wave of 500KHz vibrations per second, this high collagen and attain the effect of tightening skin, improving wrinkles and reducing weight though continuous regeneration and recombination as the time goes by. Besides, the RF intensity of this device have 4 levels froms weak to strong, so people can adjust this intensity according their own feeling. Cavitation ultrasonic: the physical vibration with 330KHz, make every body parts to vitrate and massage skin cells. Promoting the blood circulation, improving the nutrition of the skin tissue, also keep the skin rosy and elastic. The ultrasonic can smash fat mass and make lymphatic detox. Thermal effects of ultrasound can changes blood vessels and metabolism, strong circulation of the blood, reduce cells excitement, so that analgesic effect. Ultrasonic can enhance catalyze and accelerate the role od metabolism, which make the PH value change to alkaline, it is very goof for drugs penetration, improve drug disinfection.     Features1 Three functions as RF,Cavitation and LED can be used separately and in combinationRF+LED; RF+CAVITATION;CAVITATION+LED;LED+CAVITATION+RF2 The device is applicable for the following parts: front of arm, belly,front part of leg,inside of leg, back, waist, hip,inside of calf and soon 3 The device is not applicable for the following parts:face,neck,clavicular part, elbow,wrist, leg inside joint, knee, ankle,hindbrain,cervical vertebra and foot etc.4 Remark on operating duration and timesa. The device operated on each part is equivalent to size of horizontal A4 paper.Operating duration in up,down, left and right directions is 10 minutesb. The operation on each part is 10 minutes, three parts to be operated each day, totaling 30 minutes, each part shall be operated for twice per week, one operation every three daysc The operation of this device needs to be watched with special slimming  essential oil or defatting gel for achieving an optimal effectd After defatting,it is required to clean up and apply with body lotion after 30 minutes5 It is better to use the device after taking a bath6 The device shall be kept upright on front side, insert the device as shown in the photo with five fingers grasped firmly Advantage1. Tighten Skin and fat removal2. Anti-aging and scar removal3. Detox and dissipate fatigue4. Nutrition lead in, improve sleep and relax