ego k ecig 1.colorful battery huge vapor 2.OEM is welcome 3.No leak, no burnt smell 4.CE/ROHS/SGS/FDA ego k ecig hottest selling in the EU/USA market 1>colorful flash light2>high quality best price3>CE/ROHS/FCC approved4>OEM/ODM paypal welcomeProduct Feature Diameter145mmLength14mmSingle weight19gSingle cartridge puffs250-300puffsFull battery puffs600-650puffsBattery capacity650,900,1100, ...