4. Replaceable atomizer heads (interchangeable with Protank 1 and EVOD)
5. Bottom coil pyrex glass tank
All parts replaceable mini Protank 2 atomizer is smaller in capacity and appearance of the Protank 2 atomizer. The coils can interchange with the Protank 2 atomizer coils. It can also work on a 510 thread without an adapter. Smarter in look, smaller in capacity. More information please check on the Protank 2 atomizer.