Main Features:<br />22mm RDA<br />Copper contact pin<br />Adjustable airflow control<br />Two huge adjustable airflow slots<br />510 threading connector<br />Very deep juice well<br /><br /><br /><br /><br /><br /><br />    Specifications<br />Specifications<br />	 Type: Rebuildable Drippers， Rebuildable Atomizer                                                  <br />                        Rebuildable Atomizer: RBA， RDA                                                  <br />                        Model: Original Dragon King                                                  <br />                        Available Color : Silver                                                  <br />                        Feature: Rebuildable， Cleanable， Detachable                                                  <br />                        Material  : Stainless steel， Copper                                                  <br />                        Thread Type: 510                                                  <br />                        Overall Diameter: 22mm                                                	<br />Dimension and Weight<br />	 Product weight  : 0.053 kg                                                  <br />                        Package weight  : 0.12 kg                                                  <br />                        Product size (L x W x H)  : 2.2 x 2.2 x 5 cm / 0.86 x 0.86 x 1.97 inches                                                  <br />                        Package size (L x W x H)  : 8 x 7 x 4.5 cm / 3.14 x 2.75 x 1.77 inches                                                	<br />Package Contents<br />	 Package Contents: 1 x Atomizer， 4 x O-ring， 1 x Heating Wire， 1 x Cotton Wire， 1 x Screwdriver                                                	<br /><br /><br /><br />                                                <br />