1BIO skin-lift: Select the suitable probes according to the treating part. If use the prongs ones,please plug a cotton swab on the top. 2Skin Scrubber: Use with lotion or serum, it could eliminate the black spot, cuticle and dirt in the pore, clean and whiten the skin, recover the elasticity. 3Ultrasonic: Because of the high frequency vibration, it will do soft and micro massage tothe skin cells, accelerate the blood circulation, facilitate the metabolism,activated the cells and improved the absorption of nutrition. 4Microdermabrasion: it can help to recuperate the skin texture, rebuild a healthy skin, improve the aging cuticle,shallow the pigment, shrink pores, eliminate the acne scar etc. 5Each function has a separate switch, convenient to use, solve the shortcomings of traditional salon machine.