Eff-cientt&reg; Portable USB Port Electronic Windproof Flameless Electronic Pulse Arc Cigarette USB Charging Cigar Lighter Rechargeable No Gas No Gas Cigarette Lighter mini and long lasting, Flameless - Uses no gas or butane Press the button to the right until cigarette lighter port is fully exposed , it can lit up the cigarette when the heating wire become red. Windproof, safety, environmental, energy-saving. Rechargeable by standard USB ports. It can be connected to your computer, mobile phone chargers and any other charger with DC5V output voltage and less than 3000MA output current.