... , MP3, MP4, PSP and other digital devices! This power bank battery pack has a great performance and appearance. The power bank ... phones. So you do not need to worry about the battery lifetime.Product Parameters:Dimension: 120MM × 75MM × 17MMColor: red. Black. Blue ... ,DV, DC,MP3,MP4,PDA and etc. 9600mAh Portable External Battery Charger USB Power Output for Smart Phone