Slim e-cigarette Drgo-T 1.No Ash, ... 650 or 900mA battery 4.CE,RoHS,FCC,FDA Slim e-cigarette Drgo-T1.No Ash,more smog, ... sucking in 15 mouthfuls within one minute,the LED light will flash 3 times for reminding you have ... used by switches to prevent accidental6.The blue LED light turn on when you are smoking,press the ... not smoking more than 7 seconds,the blue LED light is off,e cigarete stop working it is ...