GY-MAGIC 6000mAh Power Charger Battery Bank for iPhone 4/4S with Double USB Outputs and 3.5mm Line Out

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Main Features
Brand new 6000mAh power charger external battery bank With two USB output interfaces can be charged as well as two phones With 3.5mm line out 5 capacity indicator lights High capacity and high compatible Durable, lightweight, ultra slim design Powerful with long operation time Electricity-saving function User friendly, long cycle life and rapid charge Environmental friendliness and economic efficiency