1. An upgraded version of Crown 4 Tank
2. 29mm in diameter and 5ml large e-juice capacity
3. Self-cleaning technology
4. Quarter-turn top cap design
5. Filler hole with a silicone check valve
6. Plug-pull coil, easy to replace
7. 0.23ohm single mesh coil best for 65-70W, creating the smoothest DTL vape and rich flavor(pre-installed)
8. 0. 3ohm dual mesh coil best for 50-55W, suitable for restricted DTL vape(included in the package)
9. 0. 2ohm triple mesh coil best for 65-70W, suitable for slightly tight DTL vape, huge vapor n decent flavor(sold separately)
10. 510 threading
11. Uwell exclusive Pro-FOCS Flavor Testing Technology
