FLYTBOX- a vaping device with built-in smoke and odor-filtering!  With the Flytbox, the integrated 'Fog Filter' technology takes care of all the smoke and smell. Replaceable Filters - each device comes with two Fog Filters, additional replacements are available. Works with 0.5ML size up to 2.0ML size carts Long-lasting 420 mAh battery 5 voltage settings ranging from 1.8V to 3.8V USB-C charging cable included PRO TIP - start with light puffs and get a feel for exhaling through the filter.