1)Personal Vaporizer 2)CE ROHS ISO, UL , PSE 3)Eco-friendly 4)Portable Ecigarette charger use for the electronic cigarette which is non-flammable electronic atomizing device,utilizing advanced microelectronic technology and supercritical physical atomize in a disposable car-tridge.(Note: Please don't screw the battery in too tightly) E Cig USB Charger, Compatible with Many Models