Ultra Slim 4000mAh Power Bank User Manual Specification Battery Type Polymer Lithium-ion battery Capacity 4000mAH/3.7V Input DC5V 1A Output DC5V 1A Dimension 65 x 115 x 9mm Weight Approx 133g Charging time Approx 6 hours Compatible with Cameras, iPods, iPhones, iPads, PSP, Smartphones etc...
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Recharging: Use the USB adapter or computer to charge the power bank, as shown below: Blue LED lights ● Flashing ●●●● Full blue lights Remaining capacity Still charging Fully charged Caution: The battery is running out when you press the Power On/Off button with no response.