How to check the battery level of your iOS device?

We can use the batteryLevel property of the UIDevice class for this. It will return a float:

If you’d like to print this in a UILabel you’ll have to convert it into a String Object like so:

For this to work battery monitoring needs to be enabled, perhaps in the viewDidLoad method. Otherwise the returned value will be -1.0:

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.