The purpose and function of the UV invisible pen, the main purpose is to make the anti-counterfeiting mark of the product. The handwriting is colorless and transparent, and it is not easy to find under the daily light. Making a secret anti-counterfeiting mark can effectively prevent the goods from being replaced by the bad guys. etc., its role is to effectively ensure that its own commodity finance will not suffer losses.
Secondly, you can also use it to write secret file records, record your little secrets and share them with your favorite people without being seen by others. Friends with strong hands-on ability can use it to DIY creative hand-painted toy models and figures to make their beloved toys more distinctive and individual.
This invisible pen is also widely used in popular escape room games. It is a necessary part of the game to mark hidden secrets or clues in the secret room. Ultraviolet invisible pens are widely used, and fluorescent color will only appear under the irradiation of purple light. It is a powerful helper that can be used in various industries.
