Best seller credit card power bank universal power bank customized power bank

Common power banks are too big and heavy, not portable, so we would like to recommond attached "pocket power bank with built-in cable for smartphone".

This power bank can be used for all kinds of mobile phones.

• Slim battery, more thinner, safter and convenient

• Prefect fit into purse

• With bulit-in micro USB cable and iPhone 5 connector slot

• Only 66g/pc, thickness: 6.6mm

•  100pcs MOQ for custom logo

•   Product size: 96x62x6.6mm

•  2500mAh A grade li-polymer battery

•  Full color printing logo on both sides is available