wholesale smokless e cigarette V core 2.0/ST 30 clearomizers

More ST 30 specification:

 Atomizer length: 74mm

E Cigarette out  diameter: 20mm

 Weight:37.7g( plastic drip tip)   45.8g(hardware drip tip)

Detailed Photos: 

How to use

1. Unscrew top part tube.
2. Fill the liquid along four hole or take down the thread, take into.
3. Put the thread/tube and cap back on unit.
When you want to replace atomizer core
1.Unscrew the tube from mid thread.
2.Unscrew down the atomizer core from atomizer base.
3.Put on the new atomizer core on the atomizer base, and put the wick into the tube from the hole.
4.Put the tube back on unit.

Extra service
1.Free to design OEM image.
2.Accept TT/ West Union/Paypal.
3.Ship within 5days after received payment.
4.Warranty:3months.
5.Ship by EMS/UPS/DHL/TNT according to your required.