A micro version of the highly adapted TFV4 sub ohm tank. The Micro TFV4 Sub Ohm Tank Kit is a giant in terms of performance despite its diminutive size. Innovation is what brings the Micro TFV4 Sub Ohm Tank Kit. Tons of vaping options from a wide selection of coils to select from to an equally wide variety of drip tips. Take the Micro TFV4 Sub Ohm Tank Kit and make it your own.