DSTE&reg; 3x NB-6L Replacement Li-ion Battery for Canon SX170 SX500 S120 SD3500 SD4000 IS SX275 SX510 SX600 SX610 SX710 HS D10 D20 ELPH 500 HS Cameras as CB-2LY Battery Type : Li-ion Battery Capacity : 6.3Wh/1700mAh Output Voltage : DC 4.2V (max)/ DC 3.6V (mean) Info Function for Life Indication High Capacity for Stamina