2 Li-on Canon BP-827 3400mAh Li-Ion Rechargeable Camcorder Battery for Canon VIXIA HF10 HF11 HF20 HF200 HF S10 S11 S100 S20 S21 S200 S30 G10 & eCostConnection Microfiber Cloth Made with premium lithium-ion cells and tested for high performance and safety. Can be charged with an original Canon charger or any other compatible third-party charger. Free Microfiber cloth Best replacement for the following OEM battery part numbers: Canon BP-827, BP827, 3185B002.