ViVi Since 1988.Along with the smart phone commonly used ,ViVi  R&D department focus on 

design the smart devices (best pwoer bank ) suit for customers.  

Reliable and trustworthy Eternal Battery packs portable power bank  

OEM/ODM Welcome 

 Innovative Universal Phone Power Bank External Battery Mobile Phone Power Bank  

Skype: haipaitesales02

How to self-charging

1. Use the Built-in USB 2.0 cable to plug it into the wall charger or Laptop

2. Use the extra USB cable plug into the input Micro USB port, then connect with wall charger or Laptop

3 By original charging cable with micro USB port

PS: Blue LED indicator will keep flashing until fully charged. Each LED represent 25% power

Press the button to check power remaining.

How to use USB Power Bank to charge your electronic devices

1. Built-in Apple 30pin to charge Phone4/pod/pad

2. Built-in Micro USB to charge Samsung HTC and other smart phones

3. Use your phone original cable to charge your devices.

PS: Our WING power bank can charge 3 devices at the same time