7.4V, 4500mAh, Li-Polymer Battery fits Asus, Ultrabook Ux21, Ultrabook Ux21a, 33.3Wh

Battery Fits Models:- Ultrabook Ux21, Ultrabook Ux21a, Ultrabook Ux21e, Ux21, Ux21a, Ux21e, Ux21e-dh52, Ux21e-dh71, Ux21e-kx001v, Ux21e-kx002v, Ux21e-kx004v, Ux21e-kx004x, Ux21e-kx007v, Ux21e-kx008v, Ux21e-kx008x, Ux21e-kx009v, Ux21e-kx010v, Ux21e-kx011v, Ux21e-kx013v, Ux21e-kx013x, Ux21e-kx014v, Ux21e-kx016v, Ux21e-kx020d, Ux21e-kx128, Ux21e-sh52, Ux21l Series, Zenbook Ux21, Zenbook Ux21a, Zenbook Ux21e

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Battery Part Numbers:- C23-ux21

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This battery should be the same or greater capacity than the original battery. Our equivalent battery is made with premium cells and is rated as shown in the specifications on the product page. If you have the battery model number, this is usually the best way to identify the correct replacement battery for your device. Some batteries can easily be placed from just the model of the device. Some are much harder to pin down. If you want to make 100 Percent sure of fitment, we offer a guaranteed fitment service. Just contact us, and we will decide for you. If you have the battery model number, this is usually the best way to identify the correct replacement battery for your device. Some batteries can easily be placed from just the model of the device. Some are much harder to pin down. If you want to make 100 Percent sure of fitment, we offer a guaranteed fitment service. Just contact us, and we will decide for you. It's essential to confirm the information from your device before ordering; contact us before ordering if you are not sure. 12 Months warranty is usually standard on all Cameron Sino products. If there is any difference in this policy, it will be stated on this page. Any misuse of the battery or modifications will invalidate the warranty. The average life of a Li-ion battery is around 400 cycles; This is the same for Lithium Polymer. Nimh should last for about 500 cycles. (A cycle is a discharge and recharge.) Please remember that a cycle will still be used, even if only partially discharged, then recharged. It's always best to run the battery low and recharge when it reaches about 10% of its charge left. This will extend the life of the battery. The batteries we supply are manufactured to a very high standard. To keep our ISO 9001 certification, strict protocols need to be followed. This ensures that the replacement batteries are safe to use in the device they were designed for. This battery should meet or exceed the specifications of the original OEM battery. This product is designed to replace batteries, as shown in the specifications table below. Special Remarks:- None at this timeThe manufacturers supply all information regarding fitment as a final check; it's worth comparing your original battery with the one shown. We keep our records as up-to-date as possible, but new fitments come on stream every week due to the launch of new products.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.