The Wotofo Sapor RTA features two-post, dual terminal build deck, top-airflow focused delivery, 2mL juice reservoir fill via threaded top-cap, and a flavor-centric form factor. The top airflow system of the Sapor RTA can be adjusted via knurled mechanism. Specifications of Wotofo Sapor RTA 22mm Diameter Superior Stainless Steel Construction Reinforced Pyrex Glass Threaded Top Fill Design 2ml Capacity 2 Post Velocity Style Deck PEEK Insulator Knurled Wick Control Ring Adjustable Top Airflow Adjustable Juice Flow Control Heat Dissipating Drip Tip Gold Plated Contact Pin Welcome to drop us an email to [email protected] or you can enter our site to view the catalog. And you vendors can navigate through the process to set up your wholesale account of e-cigarette online.