... 2.Blue led therapy 3.Cold 5 centigrades 4.Home skin care 5.CE Blue led/Cold Facial HammerCryotherapy ... to use and convenient to carry; and it also contains the constant temperature and the automatic switch off system.3. ... orbit, whiten, brighten and protect skin.Blue: be suitable for sensitive, oil, and comedo skin—diminish and eliminate acne ... 100-240V,50- 60Hz2). 1.5W WG-13 Home use cryotherapy device