Specifications Specifications Type: Rebuildable Atomizer, Rebuildable Drippers Brand: Wotofo Model: Atty3 RDA Available Color : Silver, Black Material : Stainless steel Thread Type: 510 Overall Diameter: 22mm Dimension and Weight Product weight : 0.150 kg Package weight : 0.250 kg Product size (L x W x H) : 4.0 x 2.0 x 2.0 cm / 1.57 x 0.79 x 0.79 inches Package size (L x W x H) : 7.0 x 5.0 x 5.0 cm / 2.75 x 1.97 x 1.97 inches Package Contents Package Contents: 1 x Wotofo Atty3 RDA Rebuildable Dripper