ITEM SpecifiesCONDITION: BRANDNEW ! !Battery Capacity: 56WHVoltage: 15.2 VCOLOR: BLACKBattery Type: Li-ionITEM Compatiable Part Number33YDH W7NKD PVHT1 81PF3 081PF3 P30E P30E001 451-BCDM DNCWSCB6106BCompatiable Model:(Use "ctrl+F"to find your model quickly)For Dell Inspiron 17 7000 7577 7773 7778 7786 7779 2in1 SeriesFor Dell G3 15 3579 SeriesFor Dell G3 17 3779 SeriesFor Dell G5 15 5587 SeriesFor Dell G7 15 7588 SeriesFor Dell Latitude 15 3590 3580 SeriesFor Dell Latitude 14 3490 SeriesFor Dell Vostro 15 7580 7570 SeriesFor Dell Inspiron 7586 2-in-1 SeriesFor Dell Latitude 13 3000 3380 SeriesFor Dell Latitude 3480 SeriesFor Dell Latitude 3400 SeriesFor Dell Latitude 3500 Series and more-FAQ:
1.Q:why battery don't hold a charge, how to fix it?
A:this is new battery,for first use, we suggest buyer:
Remove the battery for a while
Install battery and full charge it by ac adapter
Leave charger and let the battery drain to shut off
Repeat above charging and discharging at least 2 times.
you charge the battery when power lower than 20%. If available, connect ac charger when doing computer work.
If run the battery shut down often, it will shorten the battery life.

2.Q:battery can't charge fully,how to fix it?
A: Remove the battery for a while
Install battery and full charge it by ac adapter
Leave charger and let the battery drain to shut off
Repeat above charging and discharging at least 2 times.

3.Q:Battery can't be recognised by my laptop, do i need exchange a new one,
A:we met this issue before, maybe beacuse of your laptop system, we suggest you can:
Remove all battery drivers
Remove battery
Connect laptop using AC charger, double check no battery drivers installed
Connect battery
Drivers will install automatically
Full charge the battery by ac adapter
Leave charger and let the battery drain to shut off
Repeat full charge and full discharge about 2 times.
if still not be solved, please contact us and exchange a new one.

4:Q:Battery dies suddenly at about 20%, do i need to recalibrate?
A:Kindly check the battery settngs and BIOS,do reset something,
then:
Remove the battery for a while
Install battery and full charge it by ac adapter
Leave charger and let the battery drain to shut off
Repeat above charging and discharging at least 2 times
Note:

1.The new battery needs 3 - 4 cycles of charging and discharging to 5%, and it takes about 7 - 8 hours to fully activate lithium ions to maximize its space.

2.Please do not let the battery discharge to the computer to shut down, otherwise it may be damaged easily and may not be charged fully.

3.If you connect external power to use for a long time, please remove the battery.

4.If you do not use battery for a long time, make sure to charge more than 80% every month.

5.If any problems when using our item you can feel free to contact us, we will reply within 24 hours and help you to solve.

Shipping Policy:

1.Items will be shipped within 48 hours during the business days after payment hasbeen received. (Saturday. & Holidays excluded)2.Transit times are provided by the carrier, exclude weekends and holidays,and may vary with package origin and destination, particularly during peak periods.3.Please check your shipping address before payment, and make sure it contain a valid phone number.

4.Before the package are shipped, if you need to change the address, you can contact me at any time. I can assist you in updating the correct address.
Shipping: USPS. (Normally 2-5 Business Days)&GOFO.(Normally 2-5 Business Days)
Warranty Policy:1.A replacement will be provided for any defective or misrepresented products for the duration ofthe 1 year. A full refund can only be issued within 60 days. 2.If the return is due to the mistakes of buyers, for example, wrong purchase, no need of the batteriesafter transaction, or other artificial damages, the return shipping fee should paid by the buyer.3.We can't receive if buyer return by yourselves according to the address on shipping package.We won't solve such case and buyer should responsible for the consequences.Please contact with us before return the item.
response:

• Your response is very important to us, please LEAVE us FOUR 5- Detailed Selling Rating (DSR), Your recognition is our motivation in developing our small company and improving our service for each customer.
• If there is some problem with the product, please take communication with us before leaving neutral/negative response or opening /paypal case, we will do our best to resolve your problem. make you 100% satisfied.