Of course, how you treat your battery can influence it’s lifespan. For comparison, PC makers like HP only expect their batteries to hold 80% of their capacity after 300 cycles or 1 year. That means a battery that lasted for 5 hours when it was new should last around 4 hours by the time it gets to 1000 cycles. Combined, these 3 make up a complete -100% discharge cycle.Īpple’s latest Mac notebook batteries are designed to maintain about 80% of their original charging capacity after 1000 cycles or 5 years. It can be broken up across a number of charges. That doesn’t necessarily mean going from 100% down to 0% all on one charge. Battery usage is measured in cycles, which represents the number of times it has been fully discharged. It’s all about the age of the battery, how often it is used, and other conditions like temperature. It’s completely normal for notebook batteries to gradually become less effective at holding a charge as time goes on. For those of us who are more forgetful, macOS displays helpful notifications when the batteries have 10% or less battery life remaining.Does your Mac’s battery not last as long as when it was new? Users experiencing noticeably shorter battery life on a MacBook, MacBook Pro, or MacBook Air can take a few steps to determine it’s health and overall condition. Those methods work well, as long as you remember to check System Preferences or the Bluetooth menu. You can also check the Apple mouse battery level from the Bluetooth menu in the menu bar, as shown below. This is the percentage of battery life left in your Magic Mouse’s batteries.

The window shown below appears.Ĭheck the Mouse Battery Level in the lower-left corner. Here’s how to do it:įrom the Apple menu, select System Preferences.Ĭlick Mouse. That’s why it’s a good idea to check your Magic Mouse’s battery life before you leave home or deliver a presentation.įortunately, there’s a quick way to check your mouse’s remaining battery life. But as with all wireless devices, the batteries will need to be recharged or replaced eventually. How to Check Your Magic Mouse's Battery LifeĪpple’s Magic Mouse is probably the best wireless Bluetooth mouse available.AirPort Apple Apps Backups Developer Education Email Hardware Internet iPad iPhone Mac Music Network Photos Security TV Weekend Wonk

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