Features:
1. The weak and weaker ultraviolet rays will not harm the human body and need no protection.
2. Ultraviolet rays above the medium will damage the skin and glasses and must be protected.
3. This card is made of ultraviolet color-changing materials, which is only sensitive to ultraviolet rays, and other visible light is invalid. Place the UV sensitive area of the card in the sun, the stronger the UV in the sunlight, the darker the color.
4. This card is used to test the intensity of ultraviolet rays in sunlight, and it can also be used to test the protective effect of anti-ultraviolet products.
5.If you have any problems with the products, please feel free to contact us after you received the itmes.


Specification:
Material:PVC
Color:As the picture show
Size:As the picture show(1inch = 2.54cm)


Package Included:
10 PCS UV Test Card


Note:
1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures.
2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.