Specification: Color:White;  Material: ABS, Stainless Steel;  Power: 4.5W;  Working Temperature:0-42℃;  Frequency: 8200RPM;  Vibration frequency:200 per sconds;  Charging Time: 5-6 hours;    Package Included: 1X Hot Cold Beauty Machine;  1X USB Cable;    Working Principle: Cold Treatment (6°C ): 1.Shrink blood vessel pores, improve coarse pores;  2.Reinforce collage-nous fiber, make your skin became elastic, fade wrinkles and crow's feet;  3.Effectively reduce varicose veins, hazardous wastes are more likely to be purged, can help to fade and eliminate dark spots;  4.To reduce nerve sensitivity, reduce the redness and swelling pain of the skin, especially for sensitive skin.    Hot Treatment(42°C ): 1. Warm up, make the person feel warm and comfortable, relax muscle, relieve pain and soreness;  2. Promote blood circulation and helps to better absorb skin care products;  3. Improve skin metabolism, discharge waste toxins, helps to fade eye pouch and dark circle.    LED Red Light Care:  Effecting on underneath of the skin, accelerate the circulation of the blood, promote the skin metabolism, stimulate the re-growth of the fiber cell and collagen exhaust the toxin and beautifies skin, erase the pigmentation and recover the skin elasticity.    LED Blue Light Care: Sterilization and anti-inflammatory, eliminate the acne germs and relives facial flush, cure the acne.