Invisible Ink Pen Write Hidden Message COOL Gadget EVER

This pen is very very special & COOL!! It use invisible ink, so when you write a message on a paper, cloth or your body. You can only view it when you have a UV LED (UV Light). So, you can write some secret message without a UV light no one can see it.

If you write some message on your body or cloth, ( when you go to DISCO, than you will see your message! Since most DISCO has UV Light! ).

This Pen also has a UV LED build in. You can use it to read the message, and you can also use it as counterfeit detection.

This unique UV LED + Invisible Ink Pen ( Word - Hidden Secret Pen ) can gives you variety of fun functions!

*Hidden Secret Messages
*Money/Visa Card Counterfeit Detection
*Emergency Light
*Security Marking

Your written message only illuminated when you use UV light to it.

Please do not use it to cheat!