11.1V, 4400mAh, Li-ion Battery fits Asus, U20, U20a, 48.84Wh

Battery Fits Models:- U20, U20a, U20a-a1, U20a-b1, U20a-b2, U30, U50, U50a, U50vg, U80, U80a, U80a-rstm, U80v, U81, U81a, U81a-rx05, U89, U89v

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Battery Part Numbers:- 07g016971875, 70-nup1b2100z, 70-nv61b1100z, 90-nva1b2000y, 90r-nup1b2000y, 90r-nv61b2000y, A31-u20, A31-u80, A32-u20, A32-u50, A32-u80, A33-u50, L062061, Lo62061, Loa2011

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This battery should be the same or greater capacity than the original battery. 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  If you are not sure which battery you need to order, contact us first. We can confirm the fitment for you. Please be prepared to give us as much data as possible to decide the best product for your device. If you are not sure which battery you need to order, contact us first. We can confirm the fitment for you. Please be prepared to give us as much data as possible to decide the best product for your device. Please compare the data below with the models that you see in the tables. If you cannot match both the model and battery number, contact us to confirm fitment for you. 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. Lithium-Ion and Lithium-polymer cells usually last for between 400 and 500 cycles; Nimh cells can be charged for around 500 cycles, cycle life will vary according to several different factors. There is no set life cycle of any of these cells. Factors that influence their lives include temperature, humidity, and charges.  How can I be sure that this battery is safe? ISO 9001 certification means that our factories never take shortcuts with the manufacture of our batteries. All safety components are included. This ensures the safe, trouble-free operation of this replacement battery. The specifications should be the same as or better than the original.  The products that this replacement battery is designed to replace are shown below. Special Remarks:- 6 CellsThere 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.