CHAOHANG NEW Enb 2 x 18650 Battery Box Shell SMART POWER BANK Case for iPhone 5/4S/6 Samsung/ Nokia/ Blackberry /MP3/4 New SMART POWER BANK Case for iPad 2 /iPhone/MP3/4 eNB Portable Supprot replacement of 18650 Li-Battery. Easy-use and secure(see fig) Support 1 or 2 sets Li-battery both Built-in utility small flashlight