1.brand electronic cigarette 2.No second hand smoke 3.CE , ... ,FDA 4.one year warranty 5.Charge:2.5-3hour brand electronic cigaretteYQ911size:115mm*8.5mmCE ,ROHS, ,TUV&GS ,PSE ... VTime of charging up: 2.5~3.0 hFull battery can keep: 320~350 puffsTimes of charging up: 300 ... 350 puffsEach cartridge is equal to 20 real cigarettesColor of battery: whiteColor of cartridge: white,blue,yellow Product size(cm): ...