no leakage, no burning taste, larger liquid store capacity,each cartridge capacity 1.5g which can keep 500 mouthfuls.

Diameter- 14 mm
Length-142.5mm(shorter)  157mm(longer)
Weight-  53g(shorter)   58g(longer)
Cartridge mouthfuls: 500mouthfuls
Battery capacity: 650mAh (shorter)   900(longer)
W/V- 3.3-4.2V
Battery mouthfuls-1200 mouthfuls(shorter)   1600(longer)

1) e-cigarette 1pcs     (atomizer,nozzle ,shorter battery650mah) 
2)  longer battery(900mah)1PCS                                                                                                          
3) empty cartridge: 5pcs
4) adapter 1PCS
5)USB charger 1PCS
6)manual 1PCS

for the 650mah battery you can choose 4 colors as you like,the 4 colors are pink,white,black,titanium.