Ask A Question	New 4400Mah Replacement Laptop Batteries For Lenovo 57Y4558 Battery Capacity: 4400Mah Voltage: 10.8V Color: Black Weight: 365.8g Dimensions: 214.10x53.90x23.60mm Battery Type: Li-ion Product Type: Replacement Warranty: 1 year warranty Shiping cost: Free Shipping List Price: $48.59 Price: $39.96

Replacement Battery Part No.:

LENOVO 0A36278 42T4829 42T4841 42T4843 42T4854 42T4855 42T4856 42T4889 42T4891 42T4893 42T4894 42T4895 42T4897 57Y4558 57Y4559 ASM 42T4784 ASM 42T4786 ASM 42T4788 FRU 42T4781 FRU 42T4783 FRU 42T4785 FRU 42T4787 FRU 42T4789

Replacement Laptop Machine Part No.:

LENOVO ThinkPad Edge 11" ThinkPad Edge 11" NVY4LFR ThinkPad Edge 11" NVZ24FR ThinkPad Edge 11" NVZ3BGE ThinkPad Edge E10 ThinkPad X100e ThinkPad X100e 2876 ThinkPad X100e 3506 ThinkPad X100e 3507 ThinkPad X100e 3508 ThinkPad X120e

FAQ - How to extend your Lenovo 57Y4558 battery life?

1. How to charge the Lenovo 57Y4558 when it is newly used?
   A: First,charge the Lenovo 57Y4558 fully.Second,discharge the battery completely. Then cycle charge and discharge it for some times. That would make Lenovo 57Y4558 reach its best status,and prolong its useful life.
2. How do I get the most runtime for a charge?
   A: It is important to choose settings which allow you to obtain the most runtime from your notebook. Examples to consider: timeout settings for the hard drive, Bluetooth, wireless, LCD brightness, etc.
3. Will my Lenovo 57Y4558 battery become useless if I leave it unused for a long time?
   A: Basically, yes. We suggest you to charge or discharge the Lenovo 57Y4558 laptop battery to 40 - 60% capacity using your Windows operating system power meter, then remove it from your system. Then Store it in a standard office environment, away from extreme temperatures. However, fully charge and remove battery from Lenovo 57Y4558 laptop before leave it unused for a month or longer. It's better to use your battery at least once a week for keeping it works well.
4. Any other tips of using Lenovo 57Y4558 battery?
   A: Keep the Lenovo 57Y4558 battery cool, dry and clean after been fully charged. Don't short circuit terminal or store your Lenovo 57Y4558 battery pack with metal parts.