INSTEN 900mAh Li-Pol Replacement Battery+Opening Tools Compatible with Apple iPod Video 30GB 5G USA 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-Pol (Lithium Polymer) 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]. Accessory ONLY. iPod not included. Not recommended for 60 / 80GB Video due to its lower battery capacity. Note: A technician is recommended for installation. Our company is not responsible for any damage caused by installation of this accessory.