UV Color Changing Bracelet

UV Color Changing Bracelet

UV Color Changing Bracelet The UV test card can measure UV radiation quickly and accurately in just 10 seconds. The UV test car offers high-tech, non-toxic and environmentally friendly protection. It can be reused many times. With this card, you can decide in advance what precaution you should...

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UV Color Changing Bracelet

The UV test card can measure UV radiation quickly and accurately in just 10 seconds. The UV test car offers high-tech, non-toxic and environmentally friendly protection. It can be reused many times. With this card, you can decide in advance what precaution you should take. Such as the type of sunscreen you should use to your skin type and how long you should lie in the sun before you go into the shade or put more clothes on.

Hold this card in the direct sunlight for 20 seconds, and the level of the ultraviolet radiation appears as bar on the front side of the card.

 


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