Write with the invisible ink pen then light your message with the built-in UV flashlight to reveal the secret messages.
- It writes with special ink which is invisible in normal light.
- Flip the pen over, shine the light on the spot where the ink was used and your hidden message will be illuminated.
- It can write on any dry surface, such as wood, glass and metal.
- Popular 0.5mm point size.
- Powered by three button cells.
|Battery||3 x button cell|
|Package Contents||1 x Invisible Ink Pen|