Profile Unity RTA is designed by Wotofo, Mrjustright1 and The Vapor Chronicles. It is the unity of vape insights from different perspectives and different thinking systems. This mesh RTA guarantees you the phenomenal flavor. It knows the profile of your juice. It locks all the tastes in. It gives you a flavor feast!Features:01. A collaborative success by Wotofo, MrJustRight1 and The Vapor Chronicles02. Powered by nexMESH OFRF, the triple density mesh coil03. Thick resin drip tip, airy draw with dissipated heat04. Tongue & Groove cap design, easy refill and quick sealing05. 5ml expansion tube option, juice capacity in your control06. Adjustable airflow, from tight to loose, all up to you07. Bi-level juice port structure, ingenious juice flow system08. Non-stop flow and rapid e-liquid feeding09. Optimized from the Profile RDA build deck10. Easy to wick, easy to build on11. Unique deck-chamber linkage system12. Steady air intake, coil-focused air supply13. Phenomenal flavor production, all tastes locked inSpecifications:Diameter: 25mmOverall Height: 48.5mmThreading: 510 threadE-liquid Capacity: 3.5ml (5ml tube included)Filling Method: Top fillingCoil Type: Mesh coilAirflow Type: Adjustable side airflowInsulator Material: German PEEKWhatas in the package:1pc Profile Unity RTA1pc 5ml Glass Tube1pc 5ml Tube Adapter1pc User Manual1pc Bending Tool1pc Screw Driver1bag nexMesh Coil (0.13 ohm)*21bag 6mm Agleted Cotton*11bag Extra Orings & Screws, Springs