K-1:CE/FCC/ROHS certification

K-2:Use A grade Battery core

K-3:Rechargeable times: over 800 times and keep over 80% capacity after 3 year general usage

K-4:The latest Power Bank good for gift

K-5:Protect functions: Short circuit, over-current,over-charging and over-discharging

K-6:Apply to various electronics devices,such as mobile phone, Blackberry, Mp3, Mp4, PSP, iPod, iPhone.

8000mah dual usb charger power bank for vivo (lI-POLYMER 8000MAH) DE CHARGER

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