... power charger. Features1.With two USB output port,it can charge two devices at the same time2 ... .With 5200mAh high quality lithium Polymer battery, it can charge a mobile phone 3-4times,or ... Press the centre button to charge and press it again stop charging.14.Partable, practical and long cycle ... ballooning, leakage or smell, please stop using it immediately.Package Contains1 x 5200mAh Power Bank /1 ...