TPD Compliant -Refillable 5 complete cycles up to 52000 puffs -Mega surround flexible screen with 3D vision - Advanced dual Mesh Coil technology - Optimal airflow technology -Premium ergonomics design,one-click switch between two modes -1150 mAh high performance pure graphene battery and fast charging -Unique structural design of 360°visible liquid tank, won the world's best design award