1. bottom dual coil ，dual heating .
2. the tank has a capacity of approximately3.5ml of e-liquid.
3. The tank can be disassembled into five total parts for easy cleaning and maintenance.
1* vivi nova s bdc
1. Bottom Dual Coil Changeable, no burning smell, huge vapor.
2. All parts are detachable and replaceable, easy to refill and clean.
3. 100% no gule, no leaking.
4. Extensive capability makes you enjoy pure taste for longer time.
5. 510 Screw Thread.
6. Campitibility:EGO Regular,Ego-Twist,Ego-D,Ego-LCD,USB Battery etc.
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