Gold Member Since 2016
Audited Supplier
Guangdong Zhuangzheng Electronic Technology Corporation Limited

Portable Power Bank, Power Bank, Portable Power manufacturer / supplier in China, offering Portable Power Bank for Retail - External Battery USB Charger 4000mAh, 3 in 1 Bluetooth Speaker Power Bank, Best Selling Power Backup Battery Case for iPhone 7+ and so on.

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Supplier Homepage Product Power bank Portable Power Bank for Retail - External Battery USB Charger 4000mAh

Portable Power Bank for Retail - External Battery USB Charger 4000mAh

FOB Price: US $3.9 / Piece
Min. Order: 1,000 Pieces
Min. Order FOB Price
1,000 Pieces US $3.9/ Piece
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Port: Shenzhen, China
Production Capacity: 90000 PCS of This Portable Power Bank / Month
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Model NO.: Aiyovi M2
  • Capacity: 2001-5000mAh
  • Carrying Way: Universal Split
  • Applicable Models: Mobile Phone
  • Display: With Display
  • Certification: CE, RoHS, FCC
  • Recyclable: Non-Recyclable
  • Surface Processing: Highlight + Frosted Matte
  • Transport Package: This External Battery Can Have Customized Box
  • Origin: This USB Charger Is From Dongguan, China
  • Battery is Removable: No
  • Compatible Brand: iPhone, Samsung, Nokia, HTC, Huawei, etc.
  • Charging Type: Electric
  • Cell Type: 18650 Lithium-ion
  • LED Lighting: LED Lighting
  • Socket Type: This Portable Power Bank Features a USB Cable
  • Housing Material: ABS+PC
  • Battery Conversion Rate: 90%
  • Specification: This portable power bank has obtained FCC and CE
Product Description
Portable Power Bank for retail - External Battery USB Charger 4000mAh
Aiyovi's current lightest portable power bank for retail can store 4000mAh, making it a very convenient external battery to carry in your pocket of anywhere else
On top of its much-appreciated capacity/size ratio, this portable USB charger also features a modern design as well as a built-in LED flashlight, and is available in all the colours you can think of! Its size and price characteristics enabled the M2 portable power bank to become a popular gadget for promotion/ corporate gifts and advertisements, and Aiyovi has also delivered this external battery with other firm's logo.
On top of Aiyovi's M2 mobile power bank, the firm is currently manufacturing other external batteries of all kinds for retail. If you would like to know more about our high-capacity portable charger, our Bluetooth speaker with portable power bank or our travel charger with Bluetooth Headset, feel free to let us know, as we would be happy to send the firm's whole catalogue.
Nominal Capacity4000mAh 
Output Parameter5V/1AR
Input Parameter5V/1A 
Connection of BatteryParallel 
Nominal Discharge Capacity4720mAh 
Conversion efficiency90.00%1
Discharge VoltageHighest: 5.106V1
Stop voltage: 5.077V
Nominal Discharge Time3h+20m 
Average Discharge Voltage5.094V1
Discharge Heat(under 1A)Front maximum: 38.6°C0.7
Back maximum: 35.2°C
N. W122g 
Additional FunctionLED Torch0.1


Dongguan Z&Z Electronics Technology Co., Ltd. Is a Chinese manufacturer and exporter of high-tech consumer electronics located in Dongguan City, Guangdong Province. 

It has been set up with an investment capital of 10 million RMB and currently employs over 200 people. Instead of coming up with already-existing devices and join the current price war in the industry, the company has adopted a differentiation strategy based on innovation and creativity. 

Portable Power Bank for Retail - External Battery USB Charger 4000mAh
1.Q: Are you a factory or trading company?
   A: We are manufacturer.
2.Q: Where is your factory located? How can I visit there?
   A: Our factory is located in Dongguan City, China.
3.Q: How can I get some samples?
   A: We are honored to offer you samples.
4.Q: How does your factory do regarding quality control?
   A: Quality is the priority. We always attach great importance to quality controlling from the start to the end. Our factory has gained CE, FCC, ROHS certification.
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