iPhones have worked on concerning execution as well as regarding battery duration.
On the off chance that you have any old iPhones like the iPhone 6 or the iPhone 7, you probably bought a power bank.
the most recent models, particularly the iPhone 13 series, Apple has further developed the battery duration to the degree that iPhone 13 series cell phones outlive.
To Check Your iPhone's Battery Health on your iPhone, You have to open the Settings menu, tap on Battery, and afterward on Battery Health.
The primary thing that you ought to see is the Maximum Capacity. As per Apple support page, "a battery is intended to hold up to 80% of its unique limit at 500 complete charge cycles.
the event that your battery's greatest limit is above 80%, you don't have to stress. Your iPhone's battery is turned out great.
If you purchased an iPhone a couple of years ago, and the capacity percentage is below 80%, you should visit an Apple store.