This clearomiseur is larger conventional clearomiseurs. The liquid capacity is almost doubled, it fits on standard batteries is a real comfort vapoter as compared to ordinary clearomiseurs models, not as a constraint to pump chadock, aspiration gives you a good puff of smoke. Very pleasant to use, more in case of change of resistance with the strands, nothing more simple, is unscrewed from the top and is changed in seconds, the top.