... USB output interfac high capacity dual USB output power bank for cell phone, psp, MP3/4, GPS, digital camera, ipod, ... *16.5mm capacity :7800mAh/3.7V rated input: DC5V 2000 mAcharge with power adapter,computer USB interfaceproduct color : apple white, black charm ... L/C at sight ALIPAY high capacity dual USB output power bank for cell phone, psp, MP3/4, GPS, digital camera, ipod ...