universal power bank 1>Secondary oxidation aluminum alloy housing 2>5V/1A output,High transfer efficiency ... cameras, and other 5V rechargeable equipment . Specification: Product Name: External Battery Power BankProduct Model:X44Internal Battery type: 3.7V Li ... : 1 yearCertification:CE, FCC,ROHS,PSEOthers :OEM supplier. 4400mAh external battery power bank for ipad Samsung Galaxy tab iphone mobile ...