Cheap Lenovo 45N1139 Li-ion Laptop battery, Brand New 45N1139 replacement battery for Lenovo ThinkPad S440 S431

3100mAh/46Wh 14.8V Lenovo 45N1139 Batteries for Lenovo ThinkPad S440 S431, Lenovo 45N1139 Laptop battery is a brand new,100% Compatible original and replacement Laptop battery,Purchase wholesale and retail 45N1139 with high quality and low price!

45N1139 Battery lenovo Li-ion 14.8V 3100mAh/46Wh

45N1139

Specifications

  • Brand:Lenovo
  • Capacity :3100mAh/46Wh
  • Voltage :14.8V
  • Type :Li-ion
  • Battery Cell Quality: Grade A
  • Descriptive: Replacement Battery – 1 Year Warranty
  • Description: Brand New, 1 Year Warranty! 30-Days Money Back! Fast Shipping!

How we test this Lenovo 45N1139 Battery Li-ion 14.8V 3100mAh/46Wh

Step 1: Make sure customer bought the correct battery.
Step 2: Check battery’s appearance and interface.
Step 3: Test battery charger and recharger function.
Step 4: Charger the battery to 100% and recharger to 0% to get real battery capacity
Step 5: Use Ev2300 to check the voltage difference of each goroup cells.
Step 6: Charger battery power more than 30%.
Step 7: Package battery carefully and send out

Compatible Part Numbers:

121500159 45N1138 45N1139 45N1140 45N1141

Compatible Model Numbers:

LENOVO S440 S431

Note: This battery has 2 different types of buckles (please refer our major picture) . Please leave us a message which type do you need when place order. Thank you!

How much do you know about how to run laptop well as any place? The follow Tips cut way back on protecting battery life.


1). Please recharge or change your Laptop battery when battery power low.
2). Using Li-Ion Replacement Lenovo 45N1139 Laptop Battery for your notebook which can work longer time than Non Li-ion one.
3). It is better to defragmentation regularly for your Laptop battery life.
4). In order to reduce the laptop power consumpition, you can use some optical drive spin-down and hard drive in your Laptop .
5). Please keep your laptop in sleep or standby model without long time using, which both save the Replacement Lenovo 45N1139 Laptop Battery power and extend battery using life.
6). Leave your battery in a dry and cool condition when without using.
7). When you rarely or generally plugged in fixed power using, Please take down your battery to avoid hurting battery life.

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