Reewape RUOK 510 adapter for Voopoo Drag S X ,you can take off the refillable Pods and install the 510 Adapter to change it to the box mod, easy to install and use, also can compatible with the Reewape Ruok 510 Adapter for Drag X S 510 Adapters Per Adapter Vanilla Vape Voopoo Drag X 510 VooPoo PNP 510 Adaptor Rhythm N Vape Voopoo PnP X Pod Tank MTL and DTL Versions Tablites VooPoo Drag X S 510 adapter FYI the 510 adapter works pretty good on the Voopoo TPP X Pod Tank and Argus Pro 80W Pod Mod. : r electronic_cigarette