3000mah lipo battery power bank OEM power bank for smartphone

Specifications

external power bank for laptop

 Specifications                  

 Highlights     

     1).Our company has our own factory,so we can assure the quality and correct delivery time.

     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

. 

     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 pcb 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).Very tiny,small size,light weight,ultra thin,easy to carry.

    9).With one LED indicator.

    10)Fast charging

    11)Three types of connectors for you to choose 

•  one USB line with five connectors

• 3pcs connectors in one line

 

•  4pcs 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 !