Kinamax 1000mAh BP-808 Replacement Battery for Canon VIXIA HF S10, HF S100, HF S11, HF S20, HF S200, HF S21, HF20, HF200, HF21, HG20 - Premium Japanese Cells Ultra high 1000 mAh power -- the higher the mAh rating, the more power a battery will store and the longer it will last Manufactured using premium Japanese grade A battery cells Includes a 3-year warranty