Would you like the portability powered by 2*batteries or glorious style by 4*batteries. GX2/4 meets all your demands with the smallest size among all 220W mods in the global. Meanwhile, its power can upgrade to 350W via replacing the battery cover. When combining with TFV8 Big Baby, you could have double experiences immediately. Resembled battery cover brings new twins mission vaping era. Innovation keeps changing the vaping experience!
Note: compatible with 25mm tank (2*18650 batteries) 

TFV8 Big Baby clearomizer features:
Stainless steel + glass construction
Removable delrin drip tip
Top refill system
5ml juice capacity
Adjustable airflow system (2 large adjustable air slots on the base)
Detachable and reassemble construcion, bringing much more convenience for cleaning and maintenance
510 threading connection
24.5mm overall diameter
GX2/4 mod features:
Variable wattage: 6W-220W / 6W-350W
Temperature control: 200'F-600'F / 100'C-315'C
Resistance range: 0.10ohm-3.00ohm(VW Mode)/0.06ohm-3.00ohm(TC Mode)
OLED screen display with new operation interface to show more vaping data: VW/TC mode, vaping effect, voltage, battery life and resistance value etc.
Big fire key, easy to fire on
Multiple protections:
Short circuit protection
Over-heating protection
Low battery warning
Intelligent atomizer recognition
Puff monitoring system
12-second cut-off
510 threading connection
Houses dual / quad 18650 batteries (batteries sold separately)
Micro-USB port