RioRand Environmental Electronic Cigarette USB Charging Cigar Lighter Rechargeable Windproof Flameless Powered by RioRand Advanced Technology 1,Slide the button to the right until cigarette lighter port is fully exposed , it can lit up the cigarette when the heating wire become red. 2, It can lit up 4 package of cigarettes when full-charged, can be charged and discharged 500 times. 3,Only 2-3 hours to full-charge. The LED indicator will light up when charging. 4, Windproof, safety, environmental, energy-saving. 5, 2.0 USB connector is only used to charge, it can connect to PC or DC 5V charger.