Feature: 1. HOT: Hot compresses can quickly improve facial problems, expand pores, activate vital blood, and massage your face with beauty serum, which can help promote skin absorption. 2. COLD: Ice treatment of the instrument can shrink pores, dredge meridians, relieve heat and heat dissipation, relieve fatigue and enhancing skin activity. 3. LED: LED lights increase skin elasticity, tighten pores, soothe fine lines and moisturize the skin. Red, blue and green light come in different wavelengths, which can be selected according to demand. The wavelength, red light for 640nm, blue light for 423nm, green light for 531nm. 4. HIGH FREQUENCY: Through the action of high frequency, it absorbs and removes dirt in pores, and accumulates keratin, such as pigment and makeup residue. 5. FUNCTION: Adjust skin temperature and cell water content to balance oil secretion and astringent pores thick, strong skin. Improve skin metabolic rate, eliminate waste, eliminate eye bags, dark circles, make you relaxed. Specification: Item Type: Hot Cold Beauty Instrument Material: ABS Color: White Mode: Warm, cool, sonic LED lights: 4 lighting options (red light, blue light, green light, red green blue light) Vibration gear: 3 gears Cryogenic temperature: 5℃, 10℃, 15℃, 20℃, 25℃ Heating temperature: 30℃, 35℃, 40℃, 45℃, 50℃, 55℃ Battery: Lithium battery (shipped with built in battery) Battery capacity: 2200mAh Power supply mode: USB charging Time 10 minutes, it takes about 4 hours to fully charge, which can last about 1 hour when the battery is less than 25%, the red light goes on. When the battery capacity is greater than 25%, the power indicator is blue. During charging time, power lights flicker on and off Use method: 1. Before use, use warm water to clean the accumulated sebum and dirt on the surface of the facial skin, so that the skin with clear pores can better absorb nutrients. After cleansing, apply a small amount of makeup to your face 2. Long press the LED button for 1 second to switch the machine on and off 3. Click the LED button to change the color of the lamp 4. Press the MODE key to select the mode, and then press the LEVEL key to adjust the strength and start working: the 3 modes cannot work at the same time 5. The machine will stop automatically after working for 10 minutes 6. It will stop automatically after 10 minutes of work. It is best to let the instrument cool for 2 to 3 minutes before moving the instrument. Package List: 1 x Hot Cold Beauty Instrument1 x USB Cable1 x Fixed Ring1 x Instruction Book2 x Cotton Pads