Variable Voltage e cigarette, VV system 6V e cigarette

1: Three Volt: 3.7V, 5V and 6V, 
2: Each battery capacity: 900mah 
3:Atomizer capability 2ml
4: Very huge smoke

Very HUGE Vapor!!!  
Advantages:

1.  Special oval shape upgrades with variable voltage system.

2.  Vapor volume can be adjusted by oneself, it can meet different needs from different customers

3.  3.7V is compatible to all regular ego/ego-T atomizer, 5V & 6V for HR (above 3.5ohm) special atomizer.

Contents: 
2 x battery 900mah, 
1 X body, 
2 x clear cartomizer, 
2 x mouthpieces, 
1 x charger, 
1 x manual 

You can adjust voltage by the diamond style button. 
Three ranks: 
3.7V(normal)----Red LED, 
5V(high V)----Orange LED, 
6V(Very high V)----Blue LED. 
5 Click tech