This set of invisible ink spy pens with built-in UV lights turns ordinary moments into secret missions—write hidden messages, create treasure maps, and reveal the unseen.
Write invisible messages and reveal them with the built-in UV light
Batteries included and ready to use—just pull the security tab first
Reusable design with non-permanent ink for endless play
Compact, portable size fits easily in pockets and treasure boxes
Safe for children and ideal for party favors or prize giveaways
Why kids love these spy pens
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Secret messages revealed
Write invisible messages and reveal them with the built-in UV light for a magical secret-agent experience.
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Ready out of the box
Batteries are included and ready to use—just pull the security tab first and start playing.
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Reusable for endless play
The non-permanent ink makes the pens reusable, so kids can create endless hidden notes and maps.
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Perfect for prizes
Compact and portable, these pens fit easily in pockets and treasure boxes, making them ideal for party favors and prizes.
Setup
How to use your spy pens
No electrician, no wiring, no fuss.
1
Activate
Pull the security tab to activate the pen—batteries are included and ready to use.
2
Write invisibly
Write your secret message or draw on paper with the invisible ink.
3
Reveal with UV light
Use the built-in UV light to reveal your hidden message.
Specs
The details that matter
Built to last outdoors, season after season.
Quantity
4-12 pieces
Product Type
Invisible ink pen with UV light
Ink Color
Black, Blue, Mixed Color, Rose, Purple, Red
Ink Type
Non-permanent
Power Source
Batteries included
Our worry-free shopping promise
If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.
Frequently asked questions
Everything you might want to know before you order.
How do I reveal the invisible messages?
Write invisibly on paper, then use the pen's built-in UV light to reveal your hidden message.
Are batteries included?
Yes, batteries are included and the pens are ready to use—just pull the security tab first.
Can the pens be reused?
Yes, the ink is non-permanent, so the pens are reusable for endless play.
What are these pens best used for?
The pens are compact and portable, fitting easily in pockets and treasure boxes, making them great for spy-themed parties, treasure hunts, and detective games.
Shipping & returns
Shipping
Delivers to United States (based on your selected country/region).
Estimated delivery: 3–15 business days after dispatch.
Shipping cost: Free.
Returns
You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.
