i've tryed a lot of hv atomizers madvapes 3.2 ohm atomizer leaked really back a provape one and an ikenvape 510 it died after a month and i prefer 306 and now a 306 nhaler and i don't like it the best so far was a totally wicked standard atomizer at 5 volts .... i only lasted a day does anybody know where i can get one thats really quality