Apple provides built-in tools within iOS to monitor the battery health and cycle count of iPhones. Users can access this information through the Settings app under the Battery section, which displays the battery's maximum capacity relative to when it was new. For newer models like the iPhone 15, the cycle count is directly available, while older models require third-party applications. Understanding these metrics is crucial for assessing battery degradation, determining replacement needs, or evaluating the condition of a used device. AI
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