Uwell Crown 5 Sub Ohm Tank, constructed of SS & Pyrex Glass, is upgraded version of Crown 4 Tank. Uwell Crown 5 Tank features patented self-cleaning technology and Uwell exclusive Pro-FOCS Flavor Testing Technology. Uwell Crown V Tank has 5ml capacity and Fecral UN2 mesh coils for excellent flavor. Uwell Crown 5 adopts Quarter-turn top cap to refill the e-juice. And filler hole with a silicone check valve avoids the leakage. Parameters: Size: 29* 50.5mm(Standard Version)/ 29* 51mm(CRC Version) Material: SS & Pyrex Glass Capacity: 5ml Resistance: Fecral UN2 0.23ohm single mesh coil(65-70W, smoothest DTL) Fecral UN2-2 0.3ohm dual mesh coil(50-55W, restricted DTL) Fecral UN2-3 0.2ohm triple mesh coil(65-70W, slightly tight DTL) Thread: 510 Features: An upgraded version of Crown 4 Tank Patented self-cleaning technology Quarter-turn top cap to refill the e-juice 5ml large e-juice capacity, filler hole with a silicone check valve for leakproof Plug-pull coil, easy to replace Uwell exclusive Pro-FOCS Flavor Testing Technology Packages: 1* Uwell Crown 5 Tank 1* Extra Glass 1* 0.23ohm Un2 Mesh Coil(pre-installed) 1* 0.3ohm Un2-2 Mesh Coil 1* Pack of replacement O-rings 1* User manual 1* Drip tip cover $52.99 YiHi SXMini SL Class TC Box Mod 100W With SX485J Chip Set