11.1V, 5200mAh, Li-ion Battery fits Bolate, A5, A6, 57.72WhBattery Fits Models: A5, A6, A8, Q3, V6 Battery Part Numbers: 12 100 0003, Lb 08 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 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.