The pen is made of plastic and the pen's ink is made of special high-brightness compounds that are invisible to the naked eye, but magically illuminate when exposed to the attached ultraviolet (UV) light. When your secret messages, codes, diagrams, are written with this special UV pen they will be completely invisible to anyone who lays eyes upon them. The message can only be seen under the light of our UV light. It is one of the smallest UV lights around so it can be easily carried and used without the knowledge of those around you. Your messages can be written on paper, metal, plastic, or skin and will be invisible to the naked eye, they can only be seen when the UV light is focused around the area. Loved By Kids and Elementary School Around The World Currency Checker Glow Charger Hidden Highlighter Money/Visa Card Counterfeit Detection Emergency Light Security Marking Great Uses For : 1) Marking your belongings in case they're stolen, 2) Keeping your computer passwords secure, 3) Sending secret notes, 4) Making "special" diary notations, 5) Recording pin numbers and access codes 6) and much more...
Trustpilot
4 days ago
2 months ago
