Made with attention to materials, this UV card is safe to use and easy to carry. Compact size makes it easy to carry You can easily check the UV level with this and UV card. Observe color changes caused by sunlight or UV exposure to determine UV intensity This UV card can accurately measure the level of ultraviolet radiation and help you determine information about the sun. Enjoy outdoor activities without worrying about excessive sun exposure Suitable for outdoor workers, travelers, outdoor enthusiasts and children who are concerned about UV rays. Monitor UV levels for better sunlight This UV card can be used for a variety of occasions, such as outdoors, traveling, and daily life. Protect your skin from UV damage during vacation, outdoor sports and daily sun exposure, Manufacturer: Rxgiasup