whaty does the button on the battery of a mac book pro 15 inch do?

QA Rechargeable Battery MacBook Pro

QA Rechargeable Battery MacBook Pro

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2 Answers from the Community

  • Best Answer:

    The Button on the bottom is the battery indicator light. If you press it, green dots light up. The lights show how much battery power is left.

  • This button indicate the level of battery charged.