You have an electric token that has not been inputted yet, but forgets whether it has really been used or not, so it can be checked using the history of the electric token. Yes, you can find out that the token number has been used or has expired or has been entered in the meter or not by following the instructions in the application How to Check the Electricity Token History

Quite easy because it is accompanied by the latest methods that are simple and brief and very easy to do. Support on all versions of your smartphone and of course by using online facilities. Hopefully this is useful ...