... : 86-112mmBattery capacity: 100-850 mAhCapacity of each cartridge: 1.2 mlNormal working voltage: 3.3~4. ... 2 VLength of each cartridge: 35mmDiameter:7.8,8.5,9.2,13. ... 5mmTime of charging up: 5.5~6 hEach cartridge keeps: 100-450puffsFull battery can keep: 100-800 ... 12 gTimes of charging up: 300 TimesFlavor of cartridge:over 65 flavorsCar,AC adapter,USB charger Remarks:→MOQ ...