How do i know if my charger is working properly

[NotCoolBro]

How do i know if my charger is working properly or using the right voltage? (Samsung)

 

[SgtScream]

What Samsung device do you have?

 

[NotCoolBro]

Samsung j2 prime

 

[SgtScream]

If you're using a charger that came with the phone, it is using the correct voltage. You can tell it is charging by the charging icon in the upper right corner. You'll see a lightning bolt over the battery.