RF Face Beauty Machine Hot Cold Compress Skin Cleaning Moisturizing Skin Rejuvenation Device Item Type: RF Skin Beauty Machine Material: ABS Size: Approx. 18.5 x 4cm / 7.28 x 1.57in Battery Type: Lithium Battery (Included) Battery Capacity: 1400mAh Charging Time: About 150 minutes Use Time: About 60 minutes Function: Clean And Moisturize: moisturize the skin by improving the penetration of skin care products. Radiofrequency Heating: Radiofrequency heating of deep tissue prepares the skin, enhances the effectiveness of subsequent treatment, and immediately heats the deep skin group. EMS: Stimulates muscles with mild electric current, help infiltration, massages skin, and promotes cell vitality. Refrigeration: cooling effect, tighten skin, shrink pores, tighten skin, lock skin care ingredients. 5 Colors LED Phototherapy: Blue light: Cleaning, anti inflammatory, remove acne; Red light: anti wrinkle, collagen activation. Yellow light: helps to reduce melanin and spots; Green light: good for whitening and anti allergy. 4 colors flashing light: set blue, red, yellow and green light functions as a whole