聪明的紫外线探测器

the Ultraviolet B-band is harmful to human skin, with the ozonosphere being disotried the problem becomes more and more serious. with this smart UV detector make you easily to get to know the intensity of the UVB radiation. there're 5 Grades for the UV Intensity: Grade 1: Very low, Harmless to Skin. Grade 2: Low, has a slight effect to Skin, but remains in Safe Value. Grade 3: Medium, has a slight harm to Skin. Sun-blocking-cream, Sunglass and Sunbonnet is Recommended when outdoors.Grade 4: Strong, Sun-blocking-cream, Sunglass and Sunbonnet is strongly Recommended when outdoors, keep away from direct exposure to the sun light. Grade 5: Dangerous, avoid from Outdoor affairs. DO KEEP AWAY from direct exposure to the sun light. for further infor pls contact us