Vibration: soothe face skin, improve the strength of micro skin, increase face elasticity, comprehensively lift, tighten face muscles, and shape V face. Harness the power of vibrations to firm your skin by gently. Red light irradiation: Regular use can significantly improve the skin condition. Strengthen the skin, thereby making the skin, tender, elastic and youthful. Improve damaged skin, easy to operate, comfortable and comfortable. Blue light irradiation: Tighten the chin line to reduce eye bags, dark circles and fine lines on the eyes, cleaning and protect the skin, enhance the absorption and repair of the skin, balances the skin oil, lighten spots Microcurrent: Restore skin elasticity, restore firm, smooth and delicate skin, and absorb the skin. Relieve aging, lift the skin, eliminate fine lines, dilute wrinkles, and delay aging Product features: English voice broadcast, V-shaped angle can be adjusted from 26-75 degrees, six functions can be adjusted from 1-10 files 1 face-lift mode 2 massage function 3 Hot compress function: 42 degrees Celsius 4 tap function 5 Infrared heat therapy 650nm 6 Blue light whitening and acne removal Red light 630nm Blue light 470nm Adjust the headband and wear it on the chin so that the face fits the V shape of the product. Press and hold the switch key for 3 seconds to turn it on. Short press to select the mode, and the default gear is 1. Short press +/- to adjust the strength, 1-10 files can be adjusted. Long press the switch to shut down Timing function: automatic shutdown after 15 minutes after startup Specification: Product name: Smart face slimming instrument Product material: ABS Battery capacity: 1000mAH Output voltage: 3.7V Power: 7W Quiescent current: 100uA Product size: about 170x110x500mm Folded size: about 13x6cm Product List: 1x face slimming device, 1xUSB cable