3.7V, 950mAh, Li-ion Battery fits Bea-fon, S30, S31, 3.515Wh

Battery Fits Models:- S30, S31, S31 Eu001b

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Battery Part Numbers:- CS-NK5FSL

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Although a generic version of the battery, the battery we supply is designed and built to be as robust and as good quality as the original OEM battery.  We supply generic replacements for the OEM batteries; we have had thousands of satisfied customers using these batteries as an economical alternative to the original manufacturer's battery. 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. The models that this battery will fit are shown in the tables below. Check that both the model of your device and battery number match your original battery. 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. This replacement High-Quality battery is rated as shown in the table above; all of our replacement batteries are designed specifically to replace the OEM battery in your device. Our batteries are manufactured to a very high standard to enhance the performance of your device. The batteries are designed with high-quality components by our ISO 9001 certified factory. The products that this replacement battery is designed to replace are shown below. Special Remarks:- None at this timeConfirm that all the details listed below match your original battery before ordering. Some models have more than one battery type available, and the only way you can confirm the correct battery is to remove the original.Mah is the figure that estimates the charge that a battery will hold. The higher the Mah, the longer the runtime.