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Dell W0391 battery | cheap Dell W0391 laptop battery

replacement Dell W0391 battery

* Guaranteed to Meet or Exceed Original Specifications.
* Full 1 Year Warranty.
* 30 Days Money Back.
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Price:$110.00

Type Li-ion
Capacity 1900 mAh
 Voltage 14.8 V 
Size 211.20 x 49.83 x 15.84 mm
Color Dark Blue

cheap dell battery W0391 at Blank.asia,Blank.asia is batteries online shop.we offer all laptop batteries for DELL W0391,ibm,sony,toshiba,hp,apple,acer,compaq,asus,dell,
all of our batteries have good quality,Dell W0391 battery are all Brand New, just fresh out from factory with New Highest Quality Japanese Cells,we provide a full one year warranty and a 30-day money-back policy on every product we sell.

Dell W0391 battery Compatible original Batteries :

Dell W0391 batteries Fit with below laptops:

How to Charging the Li-ion Dell W0391 battery?

Claims of fast charging a Li-ion DELL battery W0391 in one hour or less usually results in lower charge levels. Such a charger simply eliminates stage two and goes directly into 'ready' once the voltage threshold is reached at the end of stage one. The charge level at this point is about 70%. The topping charge typically takes twice as long as the initial charge.
Depending on the charger and the self discharge of the Dell W0391 notebook battery, a topping charge may be implemented once every 500 hours or 20 days. Typically, the charge kicks in when the open terminal voltage drops to 4.05 volts per cell and turns off when it reaches 4.20V/cell.
No trickle charge is applied because the Li-ion laptop batteries for DELL W0391 laptop is unable to absorb overcharge. Trickle charge could cause plating of metallic lithium, a condition that makes the cell unstable. Instead, a brief topping charge is applied to compensate for the small amount of self-discharge the W0391 battery and its protective circuit consume.

Use Dell W0391 battery needing attention some matters :
1. Carefulness read narrate book of battery,use commendatory battery.
2. Research the electric appliance and the W0391 laptop batteries contact elements is whether clean, when necessity is clean with the wet cloth mop, after dry loads according to the correct polar direction.
3.When non-adult custody, don’t let the child replace the battery, compact battery like AAA should place the place which the child cannot attain.
4.Don’t make new and old or different model battery put off.
5. Don’t try to make DELL battery W0391 rebirth use hot up, charge,or other way.
6. Don’t let battery short circuit.
7. Don’t hot up laptop battery for DELL W0391 or loss it in water.
8. Don’t strip battery.
9. Electro-adapter should cut switch after use.
10.Should take off Dell W0391 battery from adapter when battery long time no use .
11.Battery should stock in cool place,and dry.

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