Hot!!! 2200mAh high quality external backup battery charger for iphone 4

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Charging Instructions:1. the iPhone mobile phones to insert the backup power. Click the switch button will be able to charge the phone. Long press key again to turn off the charge.2.For the back-up power charging. LED flashes corresponding to the positions the percentage of the power supply. LED full light after fully charged. When backup power and iPhone charging with together. Intelligent Recognition for iPhone fully charged the first and then charging the power supply..3. Click to open the key to accurately display the current electricity consumption.10% below LED 1 flashing.LED1: 1%-25%LED2: 25%-50%LED3: 50%-75%LED4: 75%-100%

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Hot!!! 2200mAh high quality external backup battery charger for iphone 4