Uwell Crown IV Coils

4 coils per pack. 

Dual SS904L Coils:

• 0.2ohm resistance: 70 - 80 watts
• 0.4ohm resistance: 60 - 70 watts
• Stainless steel construction
• Better corrosion resistance
• Longer lasting flavor 

FeCrAl UN2 Coil:

• 0.23ohm resistance: 60 - 70 watts
• Double helix mesh construction
• Pro-flavor optimization core system