Hitech - Rechargeable Battery for Canon PowerShot S90 / S95 / SD770 IS / SD980 IS / SD1200 IS / SD1300 IS / SD3500 IS / SD4000 IS / ELPH 500 HS Digital Camera Replaces Canon NB-6L digital camera battery Li-ion rechargeable battery . Capacity: 750mAh; Voltage: 3.7V 100% compatible and meet or exceed original specifications Item described available at Hitech merchant.