Main Features:
Wattage range: 6 - 350W 
TC range: 200 - 600 Deg.F 
Supporting 4pcs 18650 batteries ( not included ) 
Resistance range: 0.1 - 3 ohm ( normal ), 0.6 - 3 ohm ( TC ) 
Magnetic cover 
Material: zinc alloy and stainless steel 
Thread: 510