Canon PowerShot A630/A640 Review | Digital Camera Resource Page Camera Battery life, LCD on (CIPA standard) Battery used Canon PowerShot A630/A640 500 shots 4 x 2500 mAh NiMH Canon PowerShot A710 IS 360 shots 2 x 2500 mAh NiMH Canon PowerShot G7 220 shots NB-2LH Fuji FinePix F31fd 580 shots NP-95