DELL WW8N8 66DWX 11.4V 4878mAh 57Wh 3-Cell Battery For DELL Latitude 7340 7350 7440 7450 7640 7650 Series Laptop P/N: P126F P126F001 P175G P175G001 P176G P176G001 P178G P179G 086D0Y 0HYH8 0CTJJ6 047T0

[ Attention]:There are 2 kinds battery work for those laptops . 2 CELL Battery -- FH97R 7.6V 4882mAh 38Wh 3 CELL Battery -- WW8N8 or 66DWX 11.4V 4878mAh 57Wh ,So please open your laptop back case and check your original battery , then choose correct one .
[ Battery Information ]:3-Cell Lithium Ion , Voltage &Capacity :11.4V 4878mAh 57Wh .
[ Warranty ]: Full Refund within 60 days , Replacement within 12 months ,Anytime email support .
Note: Usually we dont know the exact battery model that we need to buy, So Please open the back cover of the laptop to confirm the original battery model number. If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. also please check coin-cell battery from the system board if well . Discharge the new battery to 1% --- 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
[ SANISI Concept ]: Product Quality and Service must be perfect ! We will let every customer feel satisfied . [ Package Contents ]:Just 1 pcs Brand New OEM Battery