Check the condition of your Mac laptop's battery - Apple Support (IN)
The most accurate and recommended method is built into your Mac. Go to Apple Menu > System Settings > Battery > Battery Health to view capacity and condition. Battery Health 3 for Mac Free Download
For detailed specs, you can hold the Option key, click the Apple menu, and select "System Information." Under "Power," you can view cycle counts and condition. Check the condition of your Mac laptop's battery
Use this to see which applications are consuming the most power. Would you prefer to: Use the free built-in tool to check your status right now? Download a third-party app for more detailed metrics? Learn how to improve your battery longevity? Use this to see which applications are consuming
Often considered the best third-party app, it provides detailed, real-time feedback on current capacity, maximum capacity, cycle count, and temperature.