1. Stell mesh and heating wire can be changed by yourself
2. Clearomizer version tank system (4ML capacity), can use water to wash and clean
3. Glass lenses instead of PVC material, can not be corroded
4. Resistance denpends on youself inquiry
5. Thread 510/EGO
6.100% no leakage, no buring smell.
7. Keeps 800-90puffs
8.400 steel mesh and kanthal heat wire
9. Two O-ring design
10. DIY advantage: Assembled & Disassembled