7.4V, 4250mAh, Li-Polymer Battery fits Microsoft, 9hr-00005, Surface, 31.45Wh

Battery Fits Models:- 9hr-00005, Surface, Surface Pro 2, Surface Rt

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Battery Part Numbers:- 21cp4/106/96, Ms991109-zzp12g01, P21gk3, X865745-002

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If you are worried about the quality or the performance of the products from Cameronsino, take a look at the reviews from our customers. Sound quality is assured as the products are manufactured to a very high standard  Canadian Batteries have supplied the replacement batteries from Cameron Sino for nearly a decade. We have had zero instances of a product being damaged while using one of our batteries in that time. Choosing the correct battery can be an absolute nightmare and very difficult for those of you less technically inclined. We recommend that you remove the old battery before ordering if possible. This is the best thing to do. Quite a few manufacturers have 2 or 3 different batteries fitted in one model. We can usually confirm fitment from the battery model number for you.  Choosing the correct battery can be an absolute nightmare and very difficult for those of you less technically inclined. We recommend that you remove the old battery before ordering if possible. This is the best thing to do. Quite a few manufacturers have 2 or 3 different batteries fitted in one model. We can usually confirm fitment from the battery model number for you.  You can confirm that this particular battery will fit your device by checking the tables below. The warranty we offer is for 12 months; this covers your product against manufacturing defects. If for any reason, the product fails within this period, we will replace it free of charge once we receive the product back for testing. Different chemistries of batteries have other cycle lives; Li-Ion usually lasts for around 400 to 500 cycles, Lithium Polymer is the same. Nimh batteries will usually last for about 500 cycles. A cycle is a full discharge and recharge of the 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. The devices that this battery is known to fit can be seen in our listing below. Special Remarks:- None at this timeThere are three critical pieces of data that you will need to confirm this battery's fitment in your device. You will need the model of your device, The battery number - found on the original battery, and the manufacturer. This is the only way to be 100% sure this is the correct battery.Mah is the figure that estimates the charge that a battery will hold. The higher the Mah, the longer the runtime.