Description: MP3 & Portable Audio Player Battery Application: Portable Audio/Video Player Original Brand: Creative Chemistry: Lithium Ion Voltage: 3.7V Nominal Capacity: 830mAh Replacement battery compatible with Creative Zen Micro & Creative Zen MicroPhoto. Please note there are two version of Zen Micro & Zen MicroPhoto battery. They are not interchangeable. Please ensure you have selected the correct battery. This model replaces original battery models DAA-BA0009 & BA20203R79909 only. This battery is a fully compatible alternative to the original branded product