SpecificationBattery Type: Li-ion;
Voltage: 11.4V;
Capacity: 57Wh/4878mAh;
Packages includes: 1 battery, 2 Screwdrivers, 1 Instruction Manual.
Condition: 100% brand new from manufacturer. ^^ Replacement Battery Part Numbers66DWX, WW8N8, 00HYH8, 0HYH8, 086D0Y 86D0Y, 0CTJJ6, FH97R. ^^ Compatible ModelFit for Dell Latitude 7340, 7350, 7440, 7450, 7640, 7650 Series. ^^ Security/QualityAll batteries are UL, CE, FCC, RoHS safety certification, built-in over charge, over discharge, over temperature, short circuit protection. The battery offers up to 1000 charge cycles and uses grade A battery cells to improve charging speed and battery performance, ensuring performance and durability. ^^ After-Sales SupportWe support 30 days refund, 12 months warranty (refund or replace battery), 24 x 7 mail support. return window will close one month after you receive the product and you can contact us by placing your order or by clicking " Ask a question" on the seller's page.