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DJ-221 20000mah Portable Power Bank With LED Display Power
  • DJ-221 20000mah Portable Power Bank With LED Display Power
  • DJ-221 20000mah Portable Power Bank With LED Display Power
  • DJ-221 20000mah Portable Power Bank With LED Display Power

DJ-221 Wholesale 20000mah Portable Power Bank With LED Display Power

We are looking for long-term partners and distributors, if you are interested in cooperating with us, please dont hesitate to let us know. All products manufactured by us are 100% tested before shipping, we make sure each products are 100% qualified.

Rated capacity:20000MAH</br>
Model Number:DJ-211</br>
Battery Type:Li-Polymer Battery, Polymer Battery</br>
USB Port:2 Ports</br>
USB Port:2 Ports</br>
Logo:Customized Logo Printing

Inquiry now

Product Description

Brand DEJI
Model DJ-221
Battery Cell A grade polymer cell
capacity 20000mah
Shell Material ABS+PC
Input 5v 2.1A
Output 5V 2.1A
Color white, black,OEM
Certificates CE,FCC,RoHS,TUV-US,PSE,KC,TIS,MSDS,UN38.3, etc
Storage temperature -20 °C to 40 °C
Input charging time 4-5 hours
Conversion rate Over 85%
Product Size 138*68*28.3mm


Company Informationn


Shenzhen Huidafa Technology Co., Ltd. was established in 2006. It is a high-tech enterprise focusing on consumer electronic products such as mobile phone batteries, tablet batteries, wireless charging devices and mobile power supplies, integrating R&D, production and sales.


  he company established the "DEJI" brand in 2009, and expanded hundreds of franchising agents worldwide, becoming a well-known brand of global communication batteries.


The company has passed ISO9001 quality system certification, and its products have passed CE, FCC, ROHS, PSE (Japanese certification), KC (Korea certification), MSDS, UN3.38, IEC62133, TUV US certification and other international certifications


The long-term customers of our company are distributed all over the world: the United States, Germany, Britain, Italy, France, Turkey, Japan, South Korea, Vietnam, Thailand, Russia, China Taiwan, Hong Kong, Southeast Asia and other places. Our company accepts OEM and ODM orders, welcome customers from all over the world to contact us.



Certificate & Patent




C-Tick certificate




Exhibition Show


Q1.Are You Real Factory Or Trader?

We are real factory there are 2000sqm and about 200 employee with 5 production lines.

Q2.Do You Have Other Brand Mobile Phone Battery Like Samsung Huawei Etc.?

Yes our factory produce Iphone battery Samsung battery Huawei battery Xiaomi battery LG battery Nokia battery Sony battery Oppo and Vivo battery.

Q3.ls That Battery With 0 Cycle?

Yes Our battery used 100% cobalt new cell with 0 cycle.

Q4.What Is The Price For The Wholesale Order?

Please send inquiry to us that our sales will send the wholesales price list to you. You also can contact with online sales by trade manager.

Q5.Can You Accept OEM Order With Requested Package?

Yes Yes We accept OEM order and make with your LOGO package

Q6.In Addition To Mobile Phone Battery Products Do You Also Make Other Products?

Our factory also produce power bank wireless charger data cables and other electronic products

Q7. How Is The After Sales Service?

A. We have after sales service team to service for after sale questions.
B. We offer 24-hours online service to help buyers to solve problems.
C. We offer market information to buyers.


Shenzhen factory address:

Shenzhen Factory address: 401,D Building, Jinchangda Industrial Park, ShangWei Industrial Road, Zhangkengjing Community, Guanlan Street, Longhua District, Shenzhen

Dongguan factory address:

Dongguan Factory address: A003, Floor 4, Golden Phoenix Park Road, Fenggang Town, Dongguan

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