Metal Power Bank 4000mah Mobile Power Supply Portable USB Battery
For Mobile Phones
1 . High performance battery , Can be repeatedly used .
2 . Whole front side printing area , Best choice for promotional
gift , Advertisement .
3 . Built - in smart chip to control the charging circuit . Over
voltage , Over current , Over charge , Over discharge and Short
4. Automatic identification of charging and discharging .
5 . Idle Discharge 20μA
6 . High compatibility , It is suitable for any mobile device that
has an option to charge via USB .
7 . Portable , Easy to carry , USB connected , Particularly
suitable for business travel , Field trip .
8. With many colors and patterns . OEM and ODM service are provided
, You can provide any Patterns and We will design it according to
your requirements .
|Model||OK - P22|
|Battery type||Lithium polymer battery|
|Charging Mode||CC / CV|
|Input||5V / 1A|
|Output||5V / 1A|
|Color||Gold / silver / blue / red / grey|
|Charge time||3 ~ 4 hours|
|Power Efficiency||≥ 75 %|
|Circle life||< 500 times|
|Size||11 * 68 * 118mm|
|Brand Name||OEM / ODM|
|Certificates||CE / ROHS / FCC / CEC / MSDS / UN38 . 3|
|Socket Type||USB charging|
|Available range||Mobile phones , MP3 players , MP4 players , PDA ’ s , digital
cameras , handhold game consoles , Bluetooth devices and so on|
|Packing||Color box or customized|
|MOQ||100pcs , OEM order MOQ is 500pcs|
|Payment||Mainly 30 % TT ( or other ways ) in advance , balance by T / T
|Accessories||1 . Cable 2 . Manual 3 . Packing|
Small order , By Express , DHL / UPS / Fedex / EMS , or according
to customers ' requests
Large order , By sea / air or as requested
1 / Plese give us the opportunity to resolve any problem . We
understand the convern and Frustrations you might have , and Will
try our best to resolve this issues as soon as we can .
2 / Plese contact us before leaving any Nagative feedback or open
any dispute .
3 / We care about our valued customers , And will always try to
help you . So if you have any problems , Pls feel freely contact us
at any time .
1 / High quality , High production capacity ( More than 3000pcs per
2 / Factory price ( More competitive price than other supplier )
3 / 24 hours online customer service , Good service to get
customers satisfied .
4 / We can help customers to do ODM and OEM , Always warmly welcome
1 Are you factory or trader ?
We are factory , We have manufactured powerbanks 4 years .
2 Do you have any certifications for your products ?
We have CE , ROHS and FCC .
3 What is your MOQ ?
4 Can I have one sample to test your products before ordering ?
5 Can you make our brand on your products ?
Yes , We can make silk printing , Engrave , Emboss , Full - color
printing and UV printing on our goods .
6 How can we make payment with you ?
You can make payment by T / T , Paypal , Wester Union .
7 Which way you will ship goods ?
DHL , UPS , FEDEX , TNT .
8 If we want to make custom shape goods or packages , can you make
Yes , we need to discuss all details with you , Then we make the
drawing for you .
9 What is your products warranty ?
12 months .
10 If we meet problems during using , how can you solve it ?
you can tell us exact information , and take photos to us , we will
replace new products to you
" Quality first , Customer satisfaction " Is our common goal . At
the same time , " Innovation forever " Is our business philosophy .
We are looking forward to establishing good cooperative
relationships with worldwide friends !