... , portable Effective capacity 5500mAh Portable External Power Supply for cell phone: iphone4s, iphone5, Nokia, blackberry,Samsung Product feature:1 ... charger 19. User Guide 110. DC3.518cm transfer cable 1 About USQinhuangdao Xinchi Photoelectricity Technology Co.,Ltd. specializing ... effective capacity 5500mAh Portable External Power Supply for cell phone: iphone4s, iphone5, Nokia, blackberry,Samsung