Synergy Digital SDNB4L Canon Power Shot ELPH 330 HS Digital Camera Battery Lithium-Ion (900 mAh) Replacement for Canon NB-4L Battery Replacement battery for the Canon NB4L, Lithium-Ion (Li-ion) 3.7V (900mAh) This Synergy Digital battery is fully compatible with the original Canon NB4L Battery You can rest assured that this battery will work with your Canon Cameras that use NB4L and it can be charged with the original manufacturers charger We use only high quality Japanese cells, so you are sure this battery will last for years to come Synergy Digital is a very high reputable company that manufactures batteries and other electronic accessories for over 2 decades, all our products come with a 3 year manufacturer warranty