Pcmicrostore- NB3L Lithium Li-ion Compatible Digital Camera Battery for Canon Powershot SD10 SD100 SD110 SD20 SD500SD550 and IXUS I i5 II Iis IXUS IIXUS II 700 750 and IXY D30 Digital 30 Digital L Digital L2 PC MicroStore 1 Year Unconditional Replacement Warranty If it breaks, We'll replace it , No questions asked - offered though PC MicroStore only!! NB3L Canon Compatible Replacement Battery Chemistry: Lithium-Ion, Output Volts: 3.7v, AmpHours: 800 mAh Please check our full compatiblity list in the Product Descriptions below before purchasing