Electronic cigarette with usb 1.Can refill smoke liquid 2Red,green,blue for ... will turn on while 4.CE,ROHS EGO-z electronic cigarette with usb1.Can refill smoke liquid2.Red,green,blue ... supply 360 puffs2Built-in LED at the bottom of Electronic cigarette,the LED turn to red when you smoking.Of ... .5 We have done the quality test with our electronic cigarette for 30,000 times,so our product havemore stable ...