3.7V, 800mAh, Li-ion Battery fits Benq, E-40, S30, 2.96Wh

Battery Fits Models:- E-40, S30

---

Battery Part Numbers:- CS-DS4330

---

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.  This battery should be the same or greater capacity than the original battery. Due to the data not being available, this battery will often fit unlisted models. As this information becomes available, we update these fitments regularly. If you are not sure which battery you need to order, please contact us and guide your selection. Due to the data not being available, this battery will often fit unlisted models. As this information becomes available, we update these fitments regularly. If you are not sure which battery you need to order, please contact us and guide your selection. Confirm the fitment of this battery by checking that your model and your battery number are shown in the details below. Our warranty period is usually stated here on the product page; Most products come with a 1-year warranty, Some products do have six months. Details of what is included in our contract can be seen on our information pages. 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. Being an ISO 9001 certified factory means that the Cameron Sino range of batteries must be manufactured with only the highest quality components. You can rest assured that the batteries we supply are thoroughly tested in the devices they are designed for and built with the same safety protocols as the original OEM battery. The devices that this battery is known to fit can be seen in our listing 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.Sometimes there may be a variance in the capacity of our batteries compared to the original. Usually, this depends on the availability of the cells contained within.