Kastar BP-827 Battery (2-Pack) for Canon VIXIA HF10 HF11 HF20 HF21 HF100 HF200 HF G10 HF M30 M31 M32 HF M40 HF M41 HF M300 HF M400 HF S10 HF S11 HF S20 HF S21 S30 S100 S200 HG20 HG21 HG30 XA10 Kastar Brand Replacement Lithium-ion (Li-ion) Battery. High Quality, Long Lasting and Manufacture Price. The Battery 100% decoded and 100% Compatible with the Original Cameras and Chargers. High Capacity. Use high quality Japanese Cells for longer battery life with no Memory Effect. Use Integrated Japanese microchip which can prevent the overcharge and overdischarge. The Battery Include 30-DAY Money Back and 3-YEAR Manufacturer Warranty.