Fumytech Dragon Ball V2 RTA is elatoration to every details. it is ball-shape appearance whcih comes with 5.5ml tank capacity,it adopts top Refill design, to fill the Dragon Ball V2 tank, you just need to slide the top cap with drip tip back to reveal the fill port. The Drip tip is made of POM plastic, owning the properties of high strength, high rigidity and heat resisting. Ball shape appearance Top Refill design 5.5ml capacity 510 threading Modell: Rebuildable Atomizer Brand Fumytech Type RTA Tank Capacity 5.5ml Base Size 24mm Diameter 35mm Size 51 x 35mm