Electronic cigarette EGO-Tank

Electronic cigarette  EGO-Tank 

Introduction
2 x battery
2 x atomizer
1 x usb charger
1 x adaptor
5 x cartridge
1 x user manual;
1X5ml e-liquid(free)

Each cartridge can be sucked in 450-480 puff;
One cartridge equal to 20 cigarettes;
Battery capacity: 650/900/1100mAh;
workingVoltage:3.4V;
life-span for battery : rechargable 300 times;