features:Designed to provide power for your iphone ipad, ipod and mobile phones with mini usb and micro usb port, most nokia, samsung mobile phones.Built-in 20000mAh high capacity rechargeable li-ion

features:Designed to provide power for your iphone ipad, ipod and mobile phones with mini usb and micro usb port, most nokia, samsung mobile phones.Built-in 20000mAh high capacity rechargeable li-ion battery.20000mAh capability, powerful with long operation time.Double USB output, more convenient.