Battery Type: Model: 357F9 ; Battery type: Li-polymer ; Voltage: 11.1V ; Capacity: 74WH ; 6 A+ Cells.With Two Free Screwdrivers. 100% Brand New.Before your purchase, please confirm your original battery model, shape. More details like voltage and capacity will be better. Or contact the CUSTOMER SERVICE through the 'Ask a question' window on the right corner of the store page. Response will be reached in 24h. Battery Models: 0GFJ6 0357F9 357F9 71JF4 P57F003 P65F001 P57F P65F (Not 42Wh WDX0R!). All batteries are certified by UL-/CE-/FCC-/RoHS. As a professional laptop accessories manufacturer with decades of experience, we have been committed to providing customers with better products, constantly overcoming technical problems. If you have any doubts about laptop accessories, we are happy to serve you. Customer first is our aim.