4000mah universal portable power generator power bank

  4000mah universal portable power generator power bank

        Parameters                                        

       Characteristics                                         

•     Long cycle life:more than 500 times

•      LED nixie tube show the   power,voltage,current.

•    With protecting functions,such as short-circuit, over-charge and over-discharge,etc.

•    Power bank for mostly digital products, energy storage devices and other electric products with which USB terminal

•    Applicable to iPhone,iPad,and other mobile phones

•    Easy to carry,beautiful appearance,great for gift set,outages,emergencies,business trip and etc.

        Images                                                              

              Maintenance                                                             

  Use the device according to the safety instruction. Failure to follow in instructions might lead to fire or damage to the device.

  Do not drop, short circuit, disassemble, or operate under high temperature conditions and water.

  Please stop using it immediately, if the device or the battery swells or become malformed.

  Please keep it out of the reach of children, intended for adult use only.

              Why Choose  Us                                                     

•   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.

 Welcome to visit our company to discuss the business cooperation !