Universal pen

Abstract

To improve functions of an existing pen and achieve the effects that a pen is provided with refills with different colors and has a currency detecting function and a lighting function, the existing pen is transformed, and therefore a universal pen is formed. According to the universal pen, the various refills with the different colors can be used through control of a button, a currency detector lamp and an illuminating lamp are arranged in the universal pen additionally, and therefore the problem that the existing pen only has a single function is solved.

Description

technical field [0001] The invention relates to a universal pen realized by novel functions, which can enable the pen to obtain the new functions of switching between different colored refills, banknote checking and lighting. Background technique [0002] At present, most pens have a single function and are suitable for students to use. But when we go out to use and do business, we feel that the pen has only one function, and some small functions are missing. For example, when doing business, it is impossible to fully know the authenticity of money only by the recognition ability of human eyes, so the banknote detector is very necessary when we do business. Simultaneously in the dim situation of light, writing with a pen at this time will bring a lot of inconvenience to people. Contents of the invention [0003] In order to overcome the problem of the single function of the existing pen, the present invention provides a universal pen that is easy to use and provides new ...

AI Technical Summary

Problems solved by technology

[0003] In order to overcome the problem of the single function of the existing pen, the present invention provides a universal pen that is easy to use and provides new services, including obtaining new functions such as switching between different colored refills, banknote verification, and lighting

Images