• This fine point marker is loaded with special ink that is only visible under UV light
  

• It includes a mini LED UV black light with batteries, so you can view your messages

• Kids love them for writing secret messages and notes to each other, students can highlight text books and still sell the book when they finish their coursework

• You can mark your personal property with your house number and zip code in case of theft

• Push the button to open the UV light for viewing your invisible messages

• You can use it in various and amusing occasions: secret messages, invisible tattoos, fantastic drawing in the darkness, personalized objects, highlighter and anti-counterfeiting etc.
  

Specification:

• Type: Ink Pen

• Cover Material: Plastic

• Size: 13cm (length)

• Weight: About 10g