![how to buy a macbook air battery how to buy a macbook air battery](https://imageio.forbes.com/blogs-images/bradmoon/files/2015/11/MacBook-Air-opened-up.jpg)
The batteries used in notebooks are not built to last forever.īattery cycles are a shorthand used by manufacturers to estimate battery life.
#HOW TO BUY A MACBOOK AIR BATTERY HOW TO#
How to check the battery cycle count on MacsĪpple makes it easy to check the battery cycle count on Macs you just need to follow these instructions: That way you know why what you are buying seems to be a bargain and can plan in advance for a battery replacement. This is why you need to know how to find the battery cycle count data, particularly if you are about to purchase a second-hand Mac notebook. They usually work way beyond that number (it’s kind of notional), but you may experience increasingly low battery life between charges until you end up with a notebook you have to plug into power to use. The company also says: “Your battery is designed to retain up to 80 percent of its original capacity at 1,000 complete charge cycles." The batteries used inside Macs are built to handle a number of battery cycles.Īpple advises that once your battery has used up all these cycles, it should be considered as needing replacement. That’s when I remembered this little-known, but really quite useful (and mercifully short), Mac tip that helps you get some kind of insight into your Mac’s battery health. That’s when I thought it might be worth sharing this little tip, given lots of people will be selling Macs to get hold of a new MacBook Air.
#HOW TO BUY A MACBOOK AIR BATTERY PRO#
A friend of mine was considering purchasing an old(ish) MacBook Pro and wanted to check the battery life as they arranged the deal.