Health electronic cigarette,Environmentally-friendly,Safe,Faddish size(headxLength):9.2x105mmweight for single cigarette:15.2gnicotine content for each cartridge:0.32gMouthfuls for each cartridge keep:100 MouthfulsNicotine content for each cartridge equals traditional cigarette:7 pcs.content of battery:180mahNormal working voltage:3.2-3.4VFull battery can keep for:180 Mouthfuls