Kinamax 1300mAh NB-4L / NB4L Replacement Battery for Canon PowerShot SD30, SD40, SD200, SD300, SD400, SD430, SD450, SD600, SD630, SD750, SD1000, SD1100IS, TX1 - Japanese Cells Ultra high 1300 mAh power -- the higher the mAh rating, the more power a battery will store and the longer it will last Manufactured using premium Japanese grade A battery cells Includes a 3-year warranty