These Uwell Crown sub-ohm coils have a vertical coil arrangement and large wicking ports.
Dual Ni200 Nickel Uwell Crown Sub-Ohm Coil
See How Long Should My Coils Last? for tips on cleaning your coils and when to replace them.
WARNING: Use at your own risk. Always examine your batteries before and after charging as well as before and after use for signs of wear or damage. Always use proper precautions and handling as they may explode or combust if not properly handled, including when being charged. There is an inherent risk with the use of any rechargeable batteries in any circumstance. Vapejoose is not responsible for any damage, injury, or defect caused by the improper use and/or mishandling of any rechargeable batteries or chargers. Read up on battery safety in our blog.