7.2V, 3800mAh, Ni-MH Battery fits Trimble, M3, S8, 27.36WhBattery Fits Models: M3, S8 Battery Part Numbers: Bc 65 Cameron Sino batteries have manufactured generic batteries for many years. We offer the freshest batteries straight from the manufacturers; they are reliable and built with safety as an essential part of their construction. 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