* Input: AC100-240V /50-60HZ Out put: 5V/1A Temperature: 42℃±3℃ Infrared: 845-855nm Function: Hot massage: 42℃+/-3℃:Increase blood circulation,Tighten skin ,Improve skin texture,Remove fine lines&wrinkle,Promote metabolism. Bio Red Light 650-665nm: whitening and lighten sport, tendering skin and dispel crinkles, repair damaged skin, heal slender wrinkles, tighten pore, and proliferate collagen protein. Infrared 845-855nm:The principle of infrared ray is to penetrate the skin, expand capillaries, accelerate blood circulation, promote cell growth, and make your skin rejuvenative.It can also release muscle pressure, reduces fine lines, kills harmful bacteria and other effects, making your skin healthier and more smooth.