Magic Pen with Unsyling Ink + UV Light

You can write with the pen with invisible ink.

When you light up your message with the special light you can see what you have written, you can use it on different and fun occasions:

Writing Secret Messages

Make Invisible Tattoos

Fantastic drawing in the dark

Personal items

like Invisible Highlighter

Anti-counterfeiting

3 x AG3 Cell betteries (included)