The authentic 454 Big Block RDA is a USA made rebuildable dripping atomizer by Kryptonite. The authentic 454 Big Block dripper gets its acclaim from its “no negative post” design and its reasonable price point for a “high end” atomizer. I don’t necessarily agree that the 454 Big Block qualifies as a high end device […]

iVOGO Mephisto Review The iVOGO Mephisto RDA is a 1:1 clone of the authentic Mephisto RDA made by El Diablo, who is a modder from the Philippines. The authentic Mephisto RDA retails for $110-125 USD. The iVOGO Mephisto RDA clone featured in this review comes from the US Warehouse of Angelcigs.com, and retails for $24.99