Replacement battery for 2010 17 mac book pro pro#
Hold the Option key and click the Apple menu. BTMKS Notebook Laptop A1322 battery for APPLE MacBook Pro 13' A1278 (Mid 2009, Mid 2010, Early and Late 2011, Mid 2012 Version) MB990/A MB990CH/A MB990J/A MB990LL/A MB990TA/A replacement battery 3.Your battery is designed to retain up to 80% of its original charge capacity at its maximum cycle count. For best performance, replace your battery when you reach its maximum cycle count.įollow these steps to access information about your Mac notebook battery, including its cycle count:
Knowing how many charge cycles your battery has and how many are left can help you determine when a battery replacement is required. In this way, it might take several days to complete a cycle.īatteries have a limited amount of charge cycles before their performance is expected to diminish. Once the cycle count is reached, a replacement battery is recommended to maintain performance. You can use your battery after it reaches its maximum cycle count, but you might notice a reduction in your battery life. Apple offers a battery replacement service for all MacBook, MacBook Air and MacBook Pro notebooks with built-in batteries. The one-year warranty includes replacement coverage for a defective battery. If you did the same thing the next day, it would count as one charge cycle, not two. Your battery is designed to retain up to 80 of its original capacity at 1,000 complete charge cycles. Hubei A1309 A1297 Laptop Replacement Battery for Apple MacBook Pro 17' (Early 2009 to Mid-2010) Compatible for 17 Inch MacBook Pro 5,2 MacBook Pro 6,1 Li-Polymer 7.4V 10800mAh 55.68. A charge cycle happens when you use all of the battery’s power-but that doesn’t necessarily mean a single charge.įor example, you could use half of your notebook's charge in one day, and then recharge it fully.
When you use your Mac notebook, its battery goes through charge cycles.
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