Battery Maintenance Notification

Just received a note telling me I needed to service my battery. Went to the battery page. Really couldn't find anything there that wasn't already in use. This old girl has been around the block a time or two with several upgrades to the software from Apple.

Here is the system info for however is geek enough to make some sense of it.

Thanks for anything you can come up with.

  Model Name: MacBook Pro

  Model Identifier: MacBookPro11,3

  Processor Name: Quad-Core Intel Core i7

  Processor Speed: 2.8 GHz

  Number of Processors: 1

  Total Number of Cores: 4

  L2 Cache (per Core): 256 KB

  L3 Cache: 6 MB

  Hyper-Threading Technology: Enabled

  Memory: 16 GB

  System Firmware Version: 430.0.0.0.0

  SMC Version (system): 2.19f12