NB-5L Battery for Canon PowerShot S100 S110 SD700IS SD800IS, IXUS 870 IS, SD900, SD850IS, IXUS 950 IS, IXUS 970 IS, SX230 HS
Amazon.com : PowerTrust 1400mAh NB-5L Battery (2-Pack) for Canon PowerShot S100 S110 SD700 is SD790 is SD800 is SD850 is SD870 is SD880 is SD890 is SD900 is SD950 is SD970 is