Key with counterfeit detector

Abstract

The invention provides a key with a counterfeit detector. The ultraviolet lamp is arranged at a handle of the key. When something is purchased outside and loose change is changed, the carry-on key canbe taken out, a switch on a handle is pressed, and at the moment, the ultraviolet lamp can emit light so as to help people to check the authenticity of coins, and the people are prevented from suffering loss and being cheated.

Description

technical field [0001] The invention relates to a key, in particular to a key with a money detector lamp. Background technique [0002] When you go out, take your keys with you. Especially when some old people are shopping outside to find change, some unscrupulous vendors will give them some fake money, but they have no other things to check the money with them. If they don’t pay attention to it, it will cause money loss and make people Very angry. Contents of the invention [0003] The object of the present invention is to provide a key with a money detector lamp, which is equipped with an ultraviolet lamp, which can be used to check the authenticity of coins. [0004] The invention includes a key, and the adopted technical scheme is that the key is provided with an ultraviolet lamp on the handle, powered by a built-in battery, and provided with a push switch. [0005] The beneficial effects of the present invention are: since the key is provided with an ultraviolet la...

AI Technical Summary

Problems solved by technology

Especially when some old people are shopping outside to find change, some unscrupulous vendors will give them some fake money, but they have no other things to check the money with them. If they don’t pay attention to it, it will cause money loss and make people very angry

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