-  UV Indicator Cards can measure the intensity of UV rays. It will help to judge if time is suitable for outdoor      activities or use what kind of cosmetic.
  -  Can be combined with our other products, such as Thermometers or Stress Cards etc., to become a      multifunctional products.
  -  No mercury, non-toxic, safe for health and environment.
  -  No batteries required, Unbreakable and Reusable.
  -  Pocket size, can be used at home or traveling.
  -  Logo and advertisement printing allowed, can be produced in any color, design and shape.,
  -  Perfect promotion gifts, create a powerful brand reminder to your clients.