Business Power Bank, Mobile Phone Charger 1, 5600mAh 2, for iphone4s port 3,CE,ROHS,FCC 4,warranty ... : 1 year 5600 mAh business power bank, moblie phone charge ... 1. Li-Polymer battery pack with high safety and stability.2. Unique equilibrium PCBA ... Lower static power 5600 mAh Business Power Bank, Mobile Phone Charger