Stainless steel + glass construction
Top refilling
1.8ml juice capacity
510 threading connection
20mm overall diameter
Comes with a spare glass tank
Variable wattage: 7-50W
Temperature control range: 100-315'C(212-600'F)
Power mode compatibility: 0.2-3ohm
TC mode(Ni/Ti/SS) compatibility: 0.15-1ohm 
Aluminum + zinc alloy construction
LED display
510 threading connection w/ brass center pin
Micro-USB charging port
7 air holes on the bottom