STK's Canon NB-4L Battery - Two Pack 1400 mAh for Canon Powershot SD1400 IS, ELPH 300 HS, SD1400IS, SD750, ELPH 100 HS, SD1000, SD1100 IS, SD600, SD780, SD940 IS, SD630, SD400, SD940IS, SD940IS, SD960 IS, SD1100IS, ELPH 310 HS, SD300, TX1, SD200, NB4L, SD960IS, SD40, SD30, SD430