Best Value Accessory Kit 3 Pack Of Li-Ion Extended Life Replacement Battery Pack 1200mAh Each for Canon NB-9L, 3600mAh Total! For Canon Powershot SD4500 IS SD4500IS IXUS 1000 HS IXY 50S Elph 510 HS 510HS 100% Brand New & factory Sealed Hi Capacity Lithium 1200MAH Replacement Extended Life Battery for Canon NB-9L / 3600MAH in Total! All Items have a Full Manufacturers Warranty, 100% Compatible with original manufacturer equipments and chargers Absolutely no memory effect so that you can charge battery at anytime