- Slide outward the top cap marked with the triangle symbol until the filling hole is revealed;
- Add your preferred e-liquid into the tank;
- Slide the top cap back into place.

CRC version:
- Remove the drip tip;
- Slide outward the top cap marked with the triangle symbol until the filling hole is revealed.
- Add e-liquid by pushing the tip of your filling bottle through the filling hole in the silicone leak resistant seal;
- Slide the top cap back into place and put the drip tip back on the tank.
