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Feature
Invisible/Secret ink pen & built in UV lightInvisible to the naked eye & message can only be seen under the light of UV light
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Description
Accmor 4X UV Light Pen Invisible Ink Security Magic Marker, Spy Pen with Built in Ultra Violet LED Light Magic PenFeatures
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"UV light is also useful for detecting counterfeit bank notes. Suspect someone is stealing cash? Simply use the pen to make a distinguishing mark and use the UV light to make checks."
Invisible ink pens are great for marking all kinds of surfaces and applications, especially paper.
Specifications:
Colour: Blue, Purple Red, Green
Note:
Please note ink color is the same in each pen just the pen casing that is different.
Include :
1 x 4 Pack UV Light Pen.