This Olympus Equivalent LI-50b Battery is Rated at 3.7V, 1000mAh to meet or exceed the original Olympus battery. This Battery will replace LI-50b Olympus Batteries and works with the following cameras: Olympus Mju 1050SW, FE-20, Mju 1040, SP-565 UZ, Stylus 1010, Stylus 1020, Stylus 1030 SW, Stylus 6000, Stylus 6010, Stylus 8000, Stylus 9010, Stylus Tough 6000, Stylus Tough 8000.