usb dual big capacity power bank 12000mah external battery pack

Products will be packed in the standard export carton . 

If you do not have your own shipping partner , we can make shipment to you with our forwarder ; shipment way will be Fedex , UPS , DHL , TNT , Air transportation , Sea transportation etc. 

DELONG will never offer you fake and inferior products !!!

Our products will be fully tested before shipment , please be rest assured to purchase from us.

All our products have one year quality warranty , if there is any defective , pls contact us ASAP, we will send you replacement at our expense .

Our delivery time for samples is usually 3-5 days , for normal order is usually 10-15 days .

Customized logo print available !

OEM/ODM orders are warmly welcome. 

Q:How many times can this appliance charge for my mobile phone?

A:2-3 times for iphone4 mobile phone

Q:How long will this appliance take to charge my mobile phone full?

A:Approx:1 hour

Q:How long will the power of battery of this appliance remain?

A:3-6 months,however,we suggest you recharge it every 3 months

Q:How about the warranty for this appliance?

A:one year warranty

Q:Does your appliances pass some certificates?

A:Yes,some of our products have CE,ROHS,FCC,MSDS and UN38.3 certificates.

Q:How do you usually ship the goods?

A:We usually ship the goods by sea,air or international express like DHL,UPS,Fedex,TNT,EMS.,etc

Q:How about your products quality?

A:All of our power banks with Grade A 18650 lithium ion battery or lithium polymer battery and with real capacity

Q:How about the leadtime?

A:for samples,the leadtime is only 2-3 days;for large order quantity,the leadtime is about 10-15 working days after payment or deposit