Battery2go Li-pl BATTERY Pack Fits iPOD iPod U2 30GB MA452, iPod G5 30GB A1136, iPOD classic 80GB Capacity: 450mAh / 1.67Wh Type: Li-Polymer Volts: 3.7V Size : 46.18 x 19.08 x 5.40mm Certificated with ISO9001, RoHS & CE;