Creative Ball-point Pen Cute New Peculiar With Light-emitting Flashlight Multi-function Ball-point Pen Student Gifts 2ml Describe: Thisproduct uses a high-brightness LED currency detector lamp with a ballpoint pen refill. It has dual functions of checking money and lighting. It is the best choice for advertising and promotion of electronic gifts. This pen is a newly launched product, which is suitable for writing and otherpurposes. The pen also has a money checking function, which is easy to carry. It is a great gift for entertainment and gift-giving! This pen is a two-in-one applicable product, which can be used for writing ordistinguishing the authenticity of currency through ultraviolet rays onthe tip of the pen. Specialnote: This pen can also be a white lamp ballpoint pen. This lamp can not only write, but can also be used as a night light. This is very affordable.use:(1)The currency detector is lit with purple light on the end of the pen, and the watermark appears immediately, which can prevent accidental lossof your belongings anytime and anywhere. (2)It can be used as a secret writing tool between lovers and friends. Maybe the creativity it brings you can help you easily catch up with thelong-awaited MM! (3) It is used in places where it is not convenient to write directly, such as: key points of the contract, the establishment of a running account, and the calculation of RMB .(4) Sign your bill or make a mark on your things, it will not the appearance.(5) It can be used as a miniature flashlight at night to illuminate the place you want to light up. SIZE:13.5*1.3CMContains: 1X pens