canon g5 BP-511 Battery for Canon PowerShot G2, G3, G5, G6, eforcityHigh volume brand cell.Latest DC 7.4V Li-Ion battery as lithium-ion technology offers better performance compared with other technologies such as rechargeable Nickel- metal hydride (Ni-MH). This battery is not charged on Canon cameras. A separate charger is required for the cameras. Net Weight: 2.3 ounces OK. Time: 2 to 2.5 hours.Never low battery, so if you and the perfect moment! Time of the additional power supply for the digital video camera camcorder.Best / modification of the original BP-508 BP-511 BP-511A / BP-512 BP-514 3055A002AA battery.