... external battery pack: 1.Can charge for all 5 voltage digital products like mobile phones, MP3,.MP4 and PSP ,such ... mobile phones(Nokia,Samsung,SonyEricsson,Siemens,Motorola)Apple iPod nana,iPod Classic,iPod Touch,Apple iPhone/iPhone 3G/3GsBlackberryDigital Camera, ... and security 4. Practical to charge three more times for the mobile phone, as the huge battery content reaches 4000mAh5. Advanced circus ...