Magic Invisible Ink Marker UV SPY PEN
* Light weight and portable.
* Can write in paper, cloth or skin.
* Invisible ink can keep your message secret.
* Words visible under the UV light.
* UV light can verify the money.
* Fashion and useful personalized object.
Invisible ink, also known as security ink, is a substance used for writing, which is invisible either on application or soon thereafter, and which later on can be made visible by some means. Invisible ink is one form of stenography, and it has been used in espionage. Other uses include anti-counterfeiting, property marking, hand stamping for readmission, children's games, etc.
The pen' 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, etc. Are written with this special UV pen they will be invisible to the naked eye.
The message can only be seen under the light of our UV light. It is the smallest UV light in the world 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. Your secret message written with this pen will be invisible to the naked eye - It can only be seen with the UV Light.
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