Ultraviolet invisible anti counterfeiting double headed pen black 1 pack

Ultraviolet invisible anti counterfeiting double headed pen black 1 pack HIDDEN UV SECURITY FOR VALUABLES: ideal for retail managers, warehouse staff, and office professionals marking contracts, products, or sensitive paperwork at their desk, this invisible ink pen uses transparent ink that stays hidden under normal light and reveals clear patterns only under a UV blacklight, therefore giving you discreet anti-counterfeiting identification without altering your packaging design. Tamper Proof Marks That Last: because the long-lasting ink formula resists fading and water damage, every secret message pen marking stays intact even in humid outdoor conditions or damp storage, therefore protecting your authentication codes for permanent verification on documents and inventory. Compact 9.5cm Design For Daily Carry: measuring approximately 3.74 inches, this blacklight pen slips easily into pockets, pencil cases, or desk drawers for warehouse tagging, office labeling, or travel use, therefore keeping anti-counterfeit protection within reach wherever secure identification tasks arise. Double Tip For Comfortable Extended Use: engineered with an ergonomic double tip grip and smooth writing flow, this uv security marker reduces hand fatigue during long warehouse shifts or multi-page document marking sessions, therefore supporting accurate, fast labeling without smearing or skipping. Versatile Indoor And Outdoor Application: because the waterproof ink formula holds up in humid conditions, retail staff, logistics workers, and home users can rely on this security marker pen for product authentication, parcel tracking, and personal secret notes across both indoor storage yards and outdoor shipping environments.

Key Features- Reveal hidden markings under UV light for discreet security tagging on products, documents, and valuables- Write smoothly with the ergonomic double tip design that provides comfortable grip during extended labeling tasks- Carry the compact 9.5cm pen easily in pockets, bags, or desk drawers for office, warehouse, or travel use- Rely on long-lasting ink that resists fading and water damage in both indoor and outdoor environments- Protect information with transparent ink that stays invisible under normal light, ideal for anti-counterfeiting and authentication- Apply tamper-proof markings that cannot be easily erased or altered once written, supporting permanent verification needsSpecifications- Length: Approx. 9.5cm / 3.74 inches- Style: 1Pc - Tip Type: Double tip- Ink Type: Invisible ink (UV-reactive)- Ink Color: Transparent (visible under UV light)- Quantity per Option: 1 piece