Insten Replacement Battery Pack Compatible with Apple iPod Video 30GB 5th Generation 5G 30 GB G5 Gen 5 Classic 900mAh Li-Polymer Rechargeable Battery with Opening Tool Kit Model A1136 Silver Keeps the music playing on your mp3 player with this replacement battery. 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. device 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. Compatible With Apple: iPod Video 30GB.