Insten 900mAh Replacement Battery for 30GB iPod video 5G Compatible With Apple: iPod Video 30GB. Apple iPod, iPhone, or iPad are registered trademarks of Apple, Inc. Products are Apple compatible and not endorsed by Apple, Inc. Accessory Only. iPod not included. Not recommended for 60/80GB Video due to its lower battery capacity. Keeps the music playing on your 30GB iPod Video with this replacement battery. Comes with the necessary plastic tools to open up your iPod. This is a high capacity, rechargeable Li-Ion (Lithium Ion) battery with premium cell. Voltage: 3.7 V. Dimension: 1.75" x 0.75" x 0.125" [44.45 x 19.05 x 3.175 mm].