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Engaging Design Explore the excitement of invisible ink pens that are invisible in regular light but unveil vibrant messages under UV light.
Intriguing Writing Tool Spark your creativity using these light-enhanced pens to create hidden messages on various surfaces such as paper, fabric, and skin.
Currency Detection The compact LED keychain UV black flashlight also serves as a currency detector, revealing hidden strips on different currencies, including major ones like USD, RMB, EUR, CAD, INR, GBP, and others.
Versatile Uses Ideal for birthdays, parties, Christmas, Halloween and various occasions, these invisible ink pens with UV light add excitement to riddles, treasure hunts, and themed events.
Package Contains The package includes 3 invisible ink pens, each measuring approximately 14 x 1.5 cm (5.5 x 0.6 inches) and featuring blue, pink, and yellow ink. Additionally, it comes with 3 compact UV LED keychain lights (approximately 4 x 2.3 x 0.5 cm) for various uses.
