... -2.8ohm/2.1-2.4ohmouter diameter14mminner diameter6mmsupport puffs600-700puffsScrew thread:510 threadmatch modleego,ego-t,ego-w,ego-c The ... style plastic 4. 100% no burning smell, no leakage5. 510 Screw thread, compatible with 510, eGo, eGo-T, eGo-W, eGO-C ...