Quick overview from the supplier:
Battery pack Canon BP-718, for Legria HF-M/HF-R Camcorders (BULK)
-Compatible with Canon LEGRIA HF M506, M52, M56, R306, R406, R506, R606, R706, R46, R36, R38, R48, R56, R66, R68, R76, R78, Camcorders
- Li-ion 1840 mAh, 3.6 VDC