---
product_id: 569666427
title: "Spy Labs Inc: Invisible Ink Pen and UV Light by Thames & Kosmos | Exchange Top Secret Info Securely | Essential Tools and Tricks of The Trade from The Detective Gear Experts for Young Investigators"
brand: "thames & kosmos"
price: "R544"
currency: ZAR
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.za/products/569666427-spy-labs-inc-invisible-ink-pen-and-uv-light-by
store_origin: ZA
region: South Africa
---

# Compact AAA battery powered Built-in UV flashlight Invisible UV ink tech Spy Labs Inc: Invisible Ink Pen and UV Light by Thames & Kosmos | Exchange Top Secret Info Securely | Essential Tools and Tricks of The Trade from The Detective Gear Experts for Young Investigators

**Brand:** thames & kosmos
**Price:** R544
**Availability:** ✅ In Stock

## Summary

> 🕵️‍♂️ Unlock the unseen, master the mystery!

## Quick Answers

- **What is this?** Spy Labs Inc: Invisible Ink Pen and UV Light by Thames & Kosmos | Exchange Top Secret Info Securely | Essential Tools and Tricks of The Trade from The Detective Gear Experts for Young Investigators by thames & kosmos
- **How much does it cost?** R544 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/569666427-spy-labs-inc-invisible-ink-pen-and-uv-light-by)

## Best For

- thames & kosmos enthusiasts

## Why This Product

- Trusted thames & kosmos brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual-function spy tool:** Pen and UV flashlight combo means you’re always ready to decode or discover.
- • **Trusted spy gear experts:** From Spy Labs, the go-to brand for authentic and engaging detective tools.
- • **Compact & portable design:** Sleek silver pen fits perfectly in your pocket for on-the-go investigations.
- • **Secret messages made visible:** Write covert notes only revealed under UV light for ultimate spy cred.
- • **Boosts creative detective play:** Encourages critical thinking and imaginative role-play for young agents 8+.

## Overview

The Spy Labs Invisible Ink Pen and UV Light by Thames & Kosmos is a sleek, battery-powered dual-purpose tool that lets young detectives write secret messages only visible under UV light. Designed for kids 8 and up, it promotes creative play and investigative skills with a compact, portable design from a trusted spy gear brand.

## Description

As a detective, you always need the right tools when you are on the hunt for evidence or reading secret messages. Ultraviolet light helps you uncover many hidden clues. Exchange top secret info with your friends and fellow agents using this high-tech device. The pen uses a special ink that only becomes visible under ultraviolet light, like the one emitted by the flashlight on its opposite end. You can also use the UV light to find other objects and materials that glow. From Spy Labs, the Detective Gear Experts!

## Features

- Spy Labs Incorporated's activity kits and equipment provide an engaging and interactive way for kids to learn about detective work, including forensic analysis and tracking techniques.
- This high-tech pen uses special ink that's only visible under UV light!
- Exchange updates in your cases with your fellow agents; the opposite side of the pen includes a UV flashlight to read your secret messages.
- Promotes pretend play as kids ages 8 and up take on the role of detective, setting out to unravel mysteries one tough case at a time.
- Become a first-class secret agent with Spy Labs, the Detective Gear Experts; your trusted source for all your essential spy tools and gear!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Dimensions | 5.6 x 2 x 4 inches |
| Material Type | Plastic |
| Color | Silver |
| Theme | spy lab |
| Battery Type | 1 AAA battery |
| Number of Batteries | 1 AAA batteries required. |
| Operation Mode | Manual |
| Educational Objective | Creativity |
| Power Source | battery |
| Number of Players | 1 |

## Images

![Spy Labs Inc: Invisible Ink Pen and UV Light by Thames & Kosmos | Exchange Top Secret Info Securely | Essential Tools and Tricks of The Trade from The Detective Gear Experts for Young Investigators - Image 1](https://m.media-amazon.com/images/I/819JplM1RhL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fun toy for 6 year old
*by C***E on December 28, 2024*

Perfect for child who loves Spy Kids and similar shows. Lots of fun!

### ⭐⭐⭐⭐ Cool gift
*by M***S on December 11, 2024*

This was a gift for my 10 year old daughter. She loves it and it works well. My only complaint was it took us a bit to figure out how to put it together. I though the directions would have been a little clearer.

### ⭐⭐⭐⭐⭐ Love Kosmos and Thames
*by A***Y on March 7, 2025*

We love Thames and Kosmos products. This one was no exception! Lots of fun using the kit to write secret messages. A mix of science and mystery!

## Frequently Bought Together

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-22*