Ibest Columbus top filling atomize is a sub tank works with 20~140W, the most innovation part of it is it comes with adjustable oil holes design.
510 threading connection;
Stainless steel and Pyrex glass construction;
Top filling and special design drip tip. Keep cooling under high wattage vaporing;
Adjustable oil holes vaporing 20~140W;
Kanthal wire Japanese organic cotton Mittal stainless steel provide healthy vaporing;
Resistance: 0.2 ohm (20~120W) / 0.5 Ohm (30~140W);
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