11.4V, 5050mAh, Li-Polymer Battery fits Apple, Macbook Pro 2.3 Ghz Core I5(i5, Macbook Pro 2.7 Ghz Core I7(i7, 57.57Wh

Battery Fits Models:- Macbook Pro 2.3 Ghz Core I5(i5, Macbook Pro 2.7 Ghz Core I7(i7, Macbook Pro Core I5 2.3 13 Inc, Macbook Pro Core I7 2.7 13 Inc, Mr9q2ll/a, Mr9q2ll/a*

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Battery Part Numbers:- A1964, A1989

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Our batteries from Cameron Sino are built using the highest quality components manufactured by the world's leading factory. This battery will function the same as the OEM battery. The battery shown on this page is manufactured using the highest quality parts. Finding the correct battery for your product can be difficult. There are so many models and part numbers it can be confusing. It's easier to reach out to us first than to return the product later. Please get in touch with us if you are unsure which battery you need. Finding the correct battery for your product can be difficult. There are so many models and part numbers it can be confusing. It's easier to reach out to us first than to return the product later. Please get in touch with us if you are unsure which battery you need. Usually, we can confirm fitment for you. If you are not sure how to locate the correct information on your device, please get in touch with us, and we will identify the correct battery for you. We offer a one-year warranty to guarantee against manufacturing defects unless otherwise stated; the warranty covers against defects from manufacture but not if the battery has been misused or modified. We use top-quality cells in our products, but all cells have a cycle life. You can expect that a Lithium-Ion or a lithium Polymer cell will last for around four hundred cycles; Nimh can be cycled for about 500 cycles. It's always best to charge your battery only when it gets low. Continual charging will reduce the overall life expectancy of your battery. All the batteries we supply by Cameron Sino are designed to be as long-lasting as the original OEM battery. Our ISO 9001 certified battery uses high-quality components, and each cells rating can be seen in the table above. Actual capacity and voltage may vary slightly from the original due to cell availability. This replacement battery is designed to replace the models shown below. Special Remarks:- None at this timeThere are so many different models of batteries available today for so many other products. It's easy to make a mistake. It may be worth confirming with us if you are unsure which battery to order. We try to keep our records updated to the best of our ability, but manufacturers can change fitment without notice.Our battery may have a different Capacity to your original, either to increase the runtime of the product or due availability of cells. The product will still fit and charge as long as your device and battery number are listed.