Description This portable water-based detection pen is designed to verify the authenticity of banknotes quickly and efficiently. Its sleek and lightweight design makes it easy to carry and use in various settings, such as retail stores, offices, or personal transactions. The pen ensures reliable results, helping users avoid counterfeit currency. Features -Color:Multi -Material:PP -Size:13.50X1.20X1.00cm/5.31X0.47X0.39in -Note: Light yellow or transparent for real, brown or black for fake. -Water-based formula: designed with a water-based composition, this pen ensures no damage to banknotes during verification, maintaining the integrity of the paper currency -Accurate counterfeit detection: effectively identifies fake bills to prevent financial losses, making it ideal for use in banks, retail stores, and other cash-handling environments -Portable design: compact and lightweight, this pen is easy to carry, providing quick and reliable currency verification during travel or outdoor activities -Longlasting marking: the markings remain clear and visible over time, ensuring durability and reliability for extended counterfeit detection -Easy identification: marks can be easily recognized under daylight or standard lighting, simplifying the process of verifying currency authenticityPackage list: 5 x banknote detector