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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: OEM
  • Model Number: GS-005
  • Dimension: 153*76*10mm
  • Weight: 230g
  • Capacity: 3000-4000(mAh), 4000mAh
  • Outport: 5V 1A
  • Input: 5V 1A, DC5V/1A
  • Socket Type: universal
  • Color: Black, Blue, Silver, White
  • USB Port: 1 USB Port
  • Battery Type: ploymer battery
  • Features: fast charge
  • capacity: 4000mah
  • Logo: OEM
  • Output: DC5V/1A
  • Rang: Mobile/ipad/PSP/bluetooth earphone/MP3.4.5.......
  • Protection Functions: short circuit, over charge, discharge;
  • SIZE: 153*76*10mm
  • weight: 230g
  • Keywords: 12000mah power bank

Packaging & Delivery

Packaging Details blister box,gift bpx/bag.
Delivery Time Shipped in 15 days after payment

2016 New arrival polymer 4000mah slim power bank

Product Description

Specification of 4000mah power bank:

Battery Capacity4000mAh
Battery CellPloymer battery
InputDC5V 1A
OutputDC5V 1A
Size 110*69*9.8mm 
Weight 150g
CertificateFCC, CE,ROHS
PackingGift box, Custom packing, Blister etc.
Packing Includes4 connecters, 1 USB cable(optional)
ShippingFedex, DHL, UPS, By Air.

A letter to our client:

1.We can free to engrave/print your logo on the power bank

2.If you need logo,pls sent me your logo file in PDF,AI,CDR,I will arrange make logo layout to you.

3.Production time: 3-5days

4.Payment terms: TT,Western Union,Paypal,Trade assurance


Note Before Use:

  1. Please read product manual carefully and charge complete before first time use.
  2. Be sure of battery charger is compatible with be charged product. Prohibit disassemble product, nearby high temperature or throw into fire. Forbidden to nearby combustibles. Don’t expose under the sun.
  3. Don’t collision to hard object.
  4. Battery charger should be charge complete for once at least every four month.

Our Advantage

Shenzhen GoodWill Technology Company Limited,established in 2009,a leading manufacturer for usb,power bank related product in China.

GoodWill offers OEM and ODM services to clients.Customized services are readily available as well,such as logoprinting and customized packaging.Meanwhile,we can serve as a product locator to offer special items with the help of our powerful sourcing teams to clients.


Contact Us

How to place order?

  1. Please tell us the model and quantity and other request.
  2. Proforma Invoice confirmed, the order will be arranged upon receipt of your payment.
  3. Confirm and ship the goods, then tracking number will be sent to you promptly.
  4. We will help to track your goods until you receive them safely.

Our Services
1. Reply your inquiry in 24 workig hours for mobile power bank
2. Customized design is availabel, OEM&ODM are welcome
3. Warranty: one year
4. Do the top quality with competitive price
5. We have our designer team, so can design for you depend on your requirement


Why buy from us?
1. We are the factory
2. The capacity is real, not same as other supplier (false capacity)
3. The price is lower than other supplier
4. Models: We have our own models and our own brand image
5. Quality: test products one by one before produce or after finished order
6. Certificate CE,FCC,ROHS,You can image our quality and strength

How to contact us?
Contact person: Crystal Yuan
Skype: anne_anyway
Tel/WhatsApp: +86 15986732979

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland)
Transaction Level:
Supplier Assessments:
56 Transactions 100,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $73,000
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