Invisible Ink Pen with UV light for spying and detecting

Your writing can only be viewed by applying a black UV light on the writing.

The ink is visible under ultraviolet light.

Each invisible ink marking pen contains invisible permanent ink. It's safe and reliable and easy to use.

Multiple uses:

Detect fake notes : Thanks to the built in UV light you can now identify false currency notes.

Mini Flashlight : You can use the light in case of an emergency.

Invisible INK: spy pen features ink that is made of special high-brightness compounds that are invisible to the naked eye, but magically illuminate when exposed to ultraviolet light. A blacklight is conveniently located on the opposite end of the pen, allowing you to read any messages left to you by your spy friends, perfect for writing down secret spy messages, it can also be used to mark your valuables with your name and phone number. Most importantly, it can even give you a hand at passing your exam.. no one has to know!!

Writing is visible under ultraviolet light.

The light is located on the bottom of the pen and turns on by pressing a small button.

Package includes:
1- Pen for writing invisible messages and built in UV light
1- Invisible ink refill
4- Button batteries.