The Uwell Crown 4 IV Replacement Coils offers a highly advanced atomizer technology, featuring SS904L material and double helix mesh designs with self-cleaning technology. Features the FeCrAl UN2 Coil, SS304 UN1, and Dual SS904L. Compatible with the Crown 4 Tank.

Uwell Crown 4 Replacement Coils Features:

• Uwell Crown IV Coil System
• 0.2ohm Dual SS904L Coil - rated for 70-80W
• 0.4ohm Dual SS904L Coil - rated for 60-70W
• 0.25ohm SS304 UN1 Coil - rated for 55-65W
• 0.23ohm FeCrAl UN2 Coil - rated for 60-70W
• Dual SS904L Coil - Corrosion-Resistance
• Double Helix Mesh Coil
• Self Cleaning Technology
• Pro-Flavor Optimization Core System
• Make sure to properly prime each coils before use.
  
  Warning: If the coils has a sub-ohm resistance, please make sure you have a great understanding and technical knowledge on how to use mods and batteries that can handle Sub-Ohm coils. Do not use short or flat 510 connection on any hybrid or hybrid style device. If you are not familiar or unsure of particular products or set-ups, please do not use it. Always use proper precautions and handling.
  
  Note: There is always an inherent risk when using any rechargeable batteries at anytime and under any circumstances.
  Please have a greater understanding of the batteries/chargers you are using and how to care for them properly.
  
  When working with Li-ion (Lithium-ion), LiPo (Lithium-ion Polymer) and any rechargeable cells, please be cautious and carefully use as they are very sensitive to charging characteristics and may explode or burn if mishandled. Please make sure that you have great knowledge on all rechargeable batteries before you use them. Always charge batteries at the clean and fire-proof surface. Never leave charging batteries unattended. If you see that there are visible damages on the batteries, please do not use. Always keep, store and transport the rechargeable cells in a safe, non-conductive container in controlled environment.
  
  Due to the nature of this product, it is not covered by warranty and cannot be exchanged.