Colorless UV Invisible Ballpoint Pen – Ultraviolet Hidden Message Pen with Built-In Light for Secret Notes & Crafts (3-Pack)

Colorless Ballpoint Pen Lamp Invisible Lamp Ultraviolets Lamp Ballpoint Pen
feature：
✓Suitable for paper, cards, and other surfaces
✓Built-in lights
✓ Comes with battery Need an erasable pen?
Check out our tip pen →
When the ink is displayed, the expression the player's face will be. Perfectly add these to the or letters your players pick up during the journey.
The pen has some built-in lights that you can use to read invisible messages.
How to use it:
Write a message. Use a pen to write messages letters, or add traps and tunnels the map.
This is completely invisible. When viewed under artificial light, the ink is completely invisible.
Show with light of pen. Use the built-in indicator light the pen to show the.
We are collating a post and suggesting some ideas how to use Pen in a campaign. Sign up for our mailing list and we will notify you when we post the mail!
Precautions
The ink is slightly visible in the sun. Under bright direct sunlight, the ink from the pen is almost invisible, but under normal artificial light or candle light, it is completely invisible.
Easy to write with two. We recommend buying at two pens, as this will make writing and drawing easier. Since the ink is completely invisible, it may be difficult to figure out what has been written, so use the light of the second pen when drawing with the first pen.
The pen contains 3 LR41 batteries.
Package includes:
3cp luminous pen set (a set includes 1pc pen and 3pc electronics)