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Rex

Secret Agent Invisible Ink Spy Pens

Secret Agent Invisible Ink Spy Pens

Regular price £4.50
Regular price Sale price £4.50
Sale Sold out

A fun gift, budding secret agents can use these 2 pens to write messages which can only be seen under the pen's UV light.

  • Step 1: Write a secret message
  • Step 2: Use the secret lamp in the pen lid to read the message

Each pen uses 3 LR41 Lithium batteries which can be replaced by unscrewing the pen lid.

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