High quality portable power bank 1,new technology 2,real 5000amh 3,best quality and factory price 4,on time delieve specifications: 5000 ... strictly test, until them reach to 100% compliant.We carry on QC test for every finished product,to assure every battery can be ... are insterested. Mobile phone battery 5000 mah double usb outlet for iphone 4 4s ipad 2