external battery  

      Specifications                                  

      Highlights                                         

     1).Our company has our own factory,so we can get the products directly from our factory

     2).100% real capacity : we make our serious commitment hereby that we will never mark the fake capacity on our cell ,and never use the second cell on our product

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     3). High safety performance : we will conduct full inspection our product by matching our product to the device ,we use the brand new battery cell  ,and there are 5 protection layers with our product by installing BMS system 

     4). High cycle life performance :more than 500 times 

     5).Multiple colors are available

     6.)Low self discharge,no electric leakage,high hopwer retention rate

     7).Can be used for many kinds of digital devices,such as iphone,ipad ,and other brand mobile phones

    8).Dual USB output,can charge two mobiles at the same time.

     9).Four LED indicators display the real capacity

Charge Power Bank

    1. Connect your power bank to the computer or a wall charger with USB port via USB cable for charging.

    2. Each LED flashes and keeps solid on when its corresponding capacity has been reached. All LEDs are solid on when the unit is fully charged.

LED and Charging State

When charging power bank, 4 LED indicate charging state as shown below.

    10)Fast charging

  11)Two types of connectors for you to choose 

•  one USB line with five connectors

• 3pcs connectors in one line

 

        Product image                                  

         Maintenanc                                

    Keep your power bank battery operation to its fullest potential,making sure to do as folow:

    1).Recharge your backup battery once every three months when it is not in use;

    2).Keep your backup battery dry and clean,put it '0away from moist and corrosive material

     3).Do not wash the power bank with harsh chemicals.

         Our strength                            

•   Shenzhen DeLong Energy Technology Co., Ltd. is a professional new energy supplier in China focusing on the manufacture, research and sale of portable power bank.

•  All our products are high quality,we have strictly inspected before they leave the factory. 

•  We have excellent service and fast delivery.

•  We would like to sincerely cooperate with all the potential clients from domestic or foreign countries to make a joint development and gains our mutual benefits in the future.

   Accept OEM and ODM

 Welcome to visit our company to discuss the business cooperation !